Lieu Thi Thuy Trinh, Veth Maria Guevarra, Kathy Eljiz
{"title":"Changes in Antenatal Obstetric Hospitalizations During the COVID-19 Pandemic in Western Sydney, Australia: A Population-Based Study.","authors":"Lieu Thi Thuy Trinh, Veth Maria Guevarra, Kathy Eljiz","doi":"10.1007/s10995-026-04259-y","DOIUrl":"https://doi.org/10.1007/s10995-026-04259-y","url":null,"abstract":"<p><strong>Background: </strong>Information regarding the prevalence of antenatal obstetric hospitalizations (AOHs) before and during the COVID-19 pandemic is limited.</p><p><strong>Aims: </strong>To examine changes in AOH prevalence, severity, emergency status, emergency department use, length of stay, causes, and associated maternal characteristics.</p><p><strong>Methods: </strong>Routinely collected data from a tertiary referral hospital were analysed for January 2018-February 2020 (pre-pandemic) and from March 2020-April 2022 (during the pandemic).</p><p><strong>Findings: </strong>AOHs decreased from 1,721/10,359 births (16.6%) pre-pandemic to 1,393/9,714 births (14.3%) during the pandemic (odds ratio [OR] = 0.84; 95% confidence interval [CI] = 0.78-0.91). Reductions were observed in overnight stays (- 2.6%), emergency admissions (- 2.2%), and emergency department involvement (- 1.4%). Mean length of stay decreased by 0.5 days. Pre-pandemic, women aged 35 and older, Indigenous women and women from Sub-Saharan Africa had higher rates of AOH, whereas women from Southern Asia had lower rates. During the pandemic, women aged 24 and younger and those from North Africa and the Middle East had higher rates, whereas women from Southern and Northeast Asia, those requiring an interpreter, and those living in less disadvantaged areas had lower rates. Smokers had higher rates both before and during the pandemic.</p><p><strong>Conclusions: </strong>AOH rates declined during the COVID-19 pandemic alongside reduced hospital utilization. These changes may reflect shifts in care-seeking and service delivery, including public health restrictions and telehealth use. Variation across population groups suggests differences in access to and use of care. Ongoing monitoring is needed to ensure reduced utilization does not reflect unmet need.</p>","PeriodicalId":48367,"journal":{"name":"Maternal and Child Health Journal","volume":" ","pages":""},"PeriodicalIF":1.7,"publicationDate":"2026-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147844745","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Demi Ogunrinde, Solomon Asayah, Carl D'Arcy, George Mutwiri, Cindy Feng, Khrisha Alphonsus
{"title":"Prenatal Care Barriers Among Immigrant Women in Canada: A Scoping Review.","authors":"Demi Ogunrinde, Solomon Asayah, Carl D'Arcy, George Mutwiri, Cindy Feng, Khrisha Alphonsus","doi":"10.1007/s10995-026-04262-3","DOIUrl":"https://doi.org/10.1007/s10995-026-04262-3","url":null,"abstract":"<p><strong>Objectives: </strong>Immigrants in Canada make up more than 20% of the population. Despite the growing number of immigrants in the country, there remain gaps in culturally competent and adequate healthcare for immigrant mothers. The main objective of this study was to identify the gaps in prenatal care of immigrant women in Canada.</p><p><strong>Methods: </strong>A scoping review was carried out using Embase, Medline and PsycINFO between 2011 and 2022. Information on barriers to prenatal care was extracted. Only studies that were carried out in Canada and in English were included in the review. The methodological framework for the scoping review was adapted from Arksey and O'Malley.</p><p><strong>Results: </strong>A total of 17 articles were included in the study after inclusion and exclusion criteria were met. Cultural and institutional factors affected mothers' access to prenatal healthcare, as well as perception of prenatal care in the Canadian healthcare system. Common obstacles were cultural, community capacity, and personal agency.</p><p><strong>Conclusion: </strong>Having culturally competent healthcare and more focus on service needs tailored for different ethnic groups in rural and remote areas could reduce barriers to prenatal care for immigrant women in Canada.</p><p><strong>Significance: </strong></p>","PeriodicalId":48367,"journal":{"name":"Maternal and Child Health Journal","volume":" ","pages":""},"PeriodicalIF":1.7,"publicationDate":"2026-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147844658","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Nerissa George, Simone Reynolds, Rachel de Long, Rukhsana Ahmed, Marilyn Kacica, Jennifer A Manganello
{"title":"Does Quality of Prenatal Care for Black Birthing Women Impact Social Media Use?","authors":"Nerissa George, Simone Reynolds, Rachel de Long, Rukhsana Ahmed, Marilyn Kacica, Jennifer A Manganello","doi":"10.1007/s10995-026-04267-y","DOIUrl":"https://doi.org/10.1007/s10995-026-04267-y","url":null,"abstract":"<p><strong>Objectives: </strong>To examine the relationship between perceived prenatal care quality and social media use for pregnancy-related information among Black women in the United States during their most recent pregnancy.</p><p><strong>Methods: </strong>This cross-sectional study used a national sample of Black women who were pregnant or recently postpartum. Prenatal care quality was assessed using the Anticipatory Guidance and Support and Respect subscales of the Quality of Prenatal Care Questionnaire. Social media use measures included frequency of use, use for giving and getting support, and sharing pregnancy-related information. Multivariable linear regression models adjusted for demographic and provider-related factors.</p><p><strong>Results: </strong>Participants rated prenatal care guidance quality as moderately good (mean item score: 3.86, SD: 0.85) and support and respect quality as high (mean item score: 4.09, SD: 0.88). Greater perceived prenatal care guidance quality was associated with social media use (r = 0.246, p < 0.0001) and use of social media for support (r = 0.272, p < 0.0001), and these associations remained significant after adjustment. Associations between support and respect quality and social media use observed in bivariate analyses were not significant in adjusted models. Both guidance quality and support and respect quality were associated with increased sharing of pregnancy-related information found on social media. Effect sizes were small.</p><p><strong>Conclusion: </strong>Social media is a routine source of pregnancy-related information among Black women, regardless of prenatal care experiences. Higher perceived guidance quality is associated with greater engagement in social media, though causality cannot be determined. Integrating discussions of online information into prenatal care may support informed decision-making and help reduce exposure to misinformation.</p>","PeriodicalId":48367,"journal":{"name":"Maternal and Child Health Journal","volume":" ","pages":""},"PeriodicalIF":1.7,"publicationDate":"2026-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147844661","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The Adaptation of the Perceived Obstetric Violence Scale in Students to Turkish Culture and an Examination of Its Psychometric Properties.","authors":"Aysegul Unutkan, Veysel Karani Baris","doi":"10.1007/s10995-026-04269-w","DOIUrl":"https://doi.org/10.1007/s10995-026-04269-w","url":null,"abstract":"<p><strong>Background: </strong>Since the awareness of obstetric violence is generally low among individuals, many health professionals remain unaware of such incidents, even though they may witness them.</p><p><strong>Objective: </strong>This study aimed to adapt 'The Perceived Obstetric Violence Scale in Students' to Turkish culture, and to evaluate its validity and reliability.</p><p><strong>Design: </strong>The study has a cross-sectional design.</p><p><strong>Method: </strong>A total of 222 midwifery, nursing, and medical students are recruited to the study. Random sampling was used, and data were collected using an online survey method. The reliability of the scale was assessed by calculating Cronbach's α coefficient, two-half-test reliability, and item-total score correlation (Pearson) values. Confirmatory factor analysis and criterion validity were used to assess validity.</p><p><strong>Results: </strong>The mean age of the participants was 21.59 ± 1.32 years; 82.9% were female, 44.1% were nursing students, 63.5% had never heard of obstetric violence, and 80.2% thought that women of different economic status were treated differently during labor. Within the scope of reliability analyses, Corrected Item-Total Correlation Values were calculated between 0.102 and 0.682, and Cronbach's coefficient was calculated as 0.932. The results from the confirmatory factor analysis and tests of criterion validity support the validity of the scale's original two-factor structure in the Turkish version.</p><p><strong>Conclusion: </strong>The results of this study support that the Turkish version of the 'The Perceived Obstetric Violence Scale in Students' is both valid and reliable. However, some limitations were identified, suggesting that further validation and reliability testing with a larger sample size could be beneficial in future studies.</p>","PeriodicalId":48367,"journal":{"name":"Maternal and Child Health Journal","volume":" ","pages":""},"PeriodicalIF":1.7,"publicationDate":"2026-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147844667","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Barriers and Needs for Postpartum Contraception.","authors":"Amanda Spishak-Thomas, Erica L Eliason","doi":"10.1007/s10995-026-04265-0","DOIUrl":"https://doi.org/10.1007/s10995-026-04265-0","url":null,"abstract":"","PeriodicalId":48367,"journal":{"name":"Maternal and Child Health Journal","volume":" ","pages":""},"PeriodicalIF":1.7,"publicationDate":"2026-05-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147822485","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Low Influenza Vaccine Awareness and Uptake Among Pregnant Women in Split-Dalmatia County, Croatia: A Cross-sectional Survey.","authors":"Petra Caktaš Pletikosić, Svjetlana Došenović","doi":"10.1007/s10995-026-04266-z","DOIUrl":"https://doi.org/10.1007/s10995-026-04266-z","url":null,"abstract":"<p><strong>Objective: </strong>Pregnant women face increased risks from influenza complications, underscoring the importance of vaccination. This study evaluated knowledge and attitudes about influenza vaccination and self-reported vaccination rates among pregnant women in Split-Dalmatia County, Croatia.</p><p><strong>Methods: </strong>A cross-sectional study was conducted from March to July 2020 in primary healthcare gynecological clinics in Split, Croatia. A convenience sample of pregnant women completed an anonymous 33-question survey after providing informed consent. Data were analyzed with a chi-square test, Fisher's exact test, or Kruskal-Wallis test, as appropriate.</p><p><strong>Results: </strong>Among 323 participants, only 10 (3.2%) received the influenza vaccine during pregnancy. Most respondents (96.3%) reported that healthcare providers did not offer them influenza vaccine. Insufficient knowledge about influenza vaccination was observed, with a median score of 38.46 (IQR = 23.08-53.85) out of 100. Higher education was significantly associated with better knowledge about influenza vaccination (P = 0.006), while age was not (P = 0.441). The primary reason cited for not getting vaccinated was a lack of information about the influenza vaccine (n = 144, 46%). Media sources such as radio, television, and the Internet were the most common sources of vaccine information (n = 89, 40%), while only a small fraction (n = 15, 6.7%) received information from their gynecologist.</p><p><strong>Conclusions for practice: </strong>Low self-reported vaccination rates among pregnant women in Split-Dalmatia County were primarily due to insufficient awareness and inadequate information from healthcare professionals. Improved education and proactive vaccine promotion by healthcare providers are critical to addressing this gap.</p>","PeriodicalId":48367,"journal":{"name":"Maternal and Child Health Journal","volume":" ","pages":""},"PeriodicalIF":1.7,"publicationDate":"2026-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147822508","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Morgan S White, Deejay Zwaga, Laura E T Swan, Baillie Frizell-Thomas, Obiageli Oniah, Jasmine Y Zapata
{"title":"Community-Led Solutions to Address Black Maternal and Infant Mortality Through the TNT-PISP Model: A Qualitative Study.","authors":"Morgan S White, Deejay Zwaga, Laura E T Swan, Baillie Frizell-Thomas, Obiageli Oniah, Jasmine Y Zapata","doi":"10.1007/s10995-026-04264-1","DOIUrl":"https://doi.org/10.1007/s10995-026-04264-1","url":null,"abstract":"<p><strong>Objectives: </strong>In both the U.S. and Wisconsin, Black women and infants experience significantly higher rates of morbidity and mortality than their white counterparts. Our research team set out to explore how a community-based and culturally informed perinatal support model could address the needs of Black mothers and their families.</p><p><strong>Methods: </strong>We developed and implemented the Today Not Tomorrow Pregnancy and Infant Support Program (TNT-PISP), a community-based, culturally informed perinatal support model integrated with traditional obstetrical care. From October 2019 to August 2022, we held monthly support group sessions facilitated by Black community-based doulas, Black physicians, and community partners. Twenty-five participants engaged in topic-focused and freeform sessions to discuss mental health, breastfeeding, peripartum care, and medical racism. Data were collected through semi-structured interviews and focus groups and analyzed using the Daughtering Method and reflexive thematic analysis.</p><p><strong>Results: </strong>Participants emphasized the importance of shared Black identity and culture in fostering connection and trust. The group's open, judgment-free environment allowed for meaningful conversations and emotional support. Participants valued the exchange of parenting knowledge and community resources. The program's flexible structure and child-friendly setting were key strengths, enabling consistent participation despite busy schedules.</p><p><strong>Conclusions for practice: </strong>This study highlights the potential of community-based, culturally informed perinatal support programs to promote health equity for Black women and infants. Future research should explore such programs' long-term impacts and scalability in diverse settings. Continued efforts to integrate culturally relevant care models into traditional healthcare systems may help promote health inequities in Black communities.</p>","PeriodicalId":48367,"journal":{"name":"Maternal and Child Health Journal","volume":" ","pages":""},"PeriodicalIF":1.7,"publicationDate":"2026-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147822417","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Weisi Huang, Guohua Li, Alexander Friedman, Jean Guglielminotti
{"title":"Variations in Eclampsia Risk Across Asian Origin Groups in the United States.","authors":"Weisi Huang, Guohua Li, Alexander Friedman, Jean Guglielminotti","doi":"10.1007/s10995-026-04261-4","DOIUrl":"https://doi.org/10.1007/s10995-026-04261-4","url":null,"abstract":"<p><strong>Objectives: </strong>Eclampsia is a leading contributor of severe maternal morbidity in the United States. Although the rates of severe maternal morbidity for Asian and non-Hispanic White birthing people are similar, variations in eclampsia risk across Asian origin groups have not been adequately studied.</p><p><strong>Methods: </strong>A cross-sectional study using public access Natality Files data (2018-2021). The exposure was maternal race (non-Hispanic White or Asian), and nativity (foreign- or US-born), with foreign-born non-Hispanic White birthing people defined as the reference group. The outcome was eclampsia. Adjusted odds ratios (aOR) and 95% confidence intervals (CI) of eclampsia associated with race and nativity were estimated using multivariable logistic regression models.</p><p><strong>Results: </strong>Of the 8,295,025 birth certificates analyzed, 21,547 (26.0 per 10,000) recorded eclampsia. The incidence of eclampsia per 10,000 was 14.7 for foreign-born White people, 26.7 for US-born White, 20.9 for foreign-born Asians, and 49.6 for US-born Asians. Among Asian origin groups, the highest incidence of eclampsia per 10,000 was observed among US-born Japanese (256.0), followed by US-born Filipinos (120.6), foreign-born Filipinos (82.9) and US-born Japanese (32.7). After adjustment and compared to foreign-born White people, US-born Filipinos had the highest odds of eclampsia (aOR: 9.36; 95% CI: 7.51, 11.67), followed by foreign-born Filipino (aOR: 6.09; 95% CI: 4.95, 7.50), US-born Japanese (aOR: 4.89; 95% CI: 3.45, 6.92), foreign-born Japanese (aOR: 3.18; 95% CI:2.26, 4.47), and US-born non-Hispanic White (aOR: 2.13; 95% CI: 1.96, 2.32).</p><p><strong>Conclusions for practice: </strong>Eclampsia risk varies significantly across Asian origin groups and by nativity.</p>","PeriodicalId":48367,"journal":{"name":"Maternal and Child Health Journal","volume":" ","pages":""},"PeriodicalIF":1.7,"publicationDate":"2026-04-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147785889","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Kristen Lysne, Margaret Sugg, Charlie Reed, Jennifer Runkle, Dennis Guignet, L Baker Perry
{"title":"A Spatial Analytic Approach to Maternal Health Following Hurricane Florence (2018).","authors":"Kristen Lysne, Margaret Sugg, Charlie Reed, Jennifer Runkle, Dennis Guignet, L Baker Perry","doi":"10.1007/s10995-026-04257-0","DOIUrl":"https://doi.org/10.1007/s10995-026-04257-0","url":null,"abstract":"<p><strong>Background: </strong>The United States leads developed nations in maternal morbidity, yet research on the literature surrounding severe maternal health in the context of natural disasters remains limited. Projections suggest that tropical cyclone (e.g., hurricane, typhoon, cyclone) intensity will continue to surge as global temperatures rise, and experts warn that they pose one of the most significant threats to global public health in the 21st century.</p><p><strong>Objective: </strong>This study is the first to apply a spatial clustering approach to maternal health following exposure to a tropical cyclone in North Carolina.</p><p><strong>Methods: </strong>We conducted an exploratory clustering analysis of hospitalizations for Severe Maternal Morbidity (SMM-21) using the Bernoulli-Kulldorff SaTScan statistic in the context of Hurricane Florence (2018). Multivariate logistic regression identified individual and contextual factors associated with high-risk clusters in the aftermath of Hurricane Florence (2018).</p><p><strong>Results: </strong>All 28 FEMA disaster-declared counties had presence within an SMM spatial cluster, while individual factors (age ≥ 40) and contextual factors (racial segregation [ICE Race], reduced greenspace, and high-urbanity) were associated with residence in high-risk clusters.</p><p><strong>Conclusion: </strong>Results indicate the importance of a spatial analytic approach following climate disasters to better identify characteristics of high-burden maternal populations for post-disaster relief and response.</p>","PeriodicalId":48367,"journal":{"name":"Maternal and Child Health Journal","volume":" ","pages":""},"PeriodicalIF":1.7,"publicationDate":"2026-04-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147785871","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Zhengjie Cai, Tiankun Wang, Ke Jiang, Manoj Sharma, Yong Zhao
{"title":"Associations Between Parental Misperceptions of Preschoolers' Weight and Diet- and Physical Activity-Related Parenting Attitudes and Practices.","authors":"Zhengjie Cai, Tiankun Wang, Ke Jiang, Manoj Sharma, Yong Zhao","doi":"10.1007/s10995-026-04258-z","DOIUrl":"https://doi.org/10.1007/s10995-026-04258-z","url":null,"abstract":"<p><strong>Objective: </strong>Diet- and physical activity-related parenting attitudes and practices play a central role in shaping young children's diet and physical activity behaviors. Accurate parental perception of children's weight is particularly important, as it may influence these parenting attitudes and practices. This study examined the prevalence of parental misperceptions of preschoolers' weight and their associations with diet- and physical activity-related parenting attitudes and practices in China.</p><p><strong>Methods: </strong>This online cross-sectional study included 17,342 parents of preschoolers in Chongqing, China. Parents reported perception of their child's weight status and diet- and physical activity-related parenting attitudes and practices. Multivariable logistic regression was used to examine the associations between parental weight misperceptions and parenting attitudes and practices.</p><p><strong>Results: </strong>Overall, 26.8% of parents underestimated and 19.2% overestimated their child's weight. Overestimation occurred in 64.3% of underweight children, and underestimation occurred in 87.2% of children with overweight or obesity. In the overall sample, overestimation was associated with lower odds of being in the high-score group for total attitudes (OR 0.92, 95% CI 0.85-0.99) and diet-related attitudes (OR 0.88, 95% CI 0.80-0.97); underestimation was associated with lower odds of being in the high-score group for diet-related attitudes (OR 0.92, 95% CI 0.85-0.99). For parenting practices, overestimation was associated with higher odds of being in the high-score group for total practices (OR 1.21, 95% CI 1.11-1.31) and physical activity-related practices (OR 1.12, 95% CI 1.03-1.22); underestimation was associated with higher odds of being in the high-score group for non-responsive feeding practices (OR 1.13, 95% CI 1.06-1.22). In stratified analyses, the associations varied by children's actual weight status.</p><p><strong>Conclusion: </strong>Parental misperceptions of preschoolers' weight were associated with specific diet- and physical activity-related parenting attitudes and practices. These findings may help inform family-based approaches to childhood weight management.</p>","PeriodicalId":48367,"journal":{"name":"Maternal and Child Health Journal","volume":" ","pages":""},"PeriodicalIF":1.7,"publicationDate":"2026-04-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147785879","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}