FS Reports最新文献

{"title":"Uterine transposition: five live births and counting","authors":"Archana Ayyar M.D., Rebecca Flyckt M.D.","doi":"10.1016/j.xfre.2026.02.005","DOIUrl":"10.1016/j.xfre.2026.02.005","url":null,"abstract":"","PeriodicalId":34409,"journal":{"name":"FS Reports","volume":"7 2","pages":"Pages 107-109"},"PeriodicalIF":2.2,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147682611","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Desire for reversal after tubal sterilization in the United States, 2006–2023","authors":"Amy Yunyu Chiang M.A., Ph.D. ,&nbsp;Aileen M. Gariepy M.D., M.P.H., M.H.S. ,&nbsp;Daisy Leon-Martinez M.D., M.A.S. ,&nbsp;Kelly M. Treder M.D., M.P.H. ,&nbsp;Eleanor Bimla Schwarz M.D., M.S.","doi":"10.1016/j.xfre.2026.02.002","DOIUrl":"10.1016/j.xfre.2026.02.002","url":null,"abstract":"<div><h3>Objective</h3><div>To describe trends in the prevalence of tubal sterilization and subsequent desire for reversal among US women and identify sociodemographic factors associated with desires for reversal.</div></div><div><h3>Design</h3><div>Nationally representative data were collected from US women between 2006 and 2023 in a series of six cross-sectional waves of the National Survey of Family Growth. We employed weighted logistic regression models to assess associations between sociodemographic variables and outcomes of interest.</div></div><div><h3>Subjects</h3><div>Nationally representative samples of US women aged 15<strong>–</strong>49 surveyed between 2006 and 2023.</div></div><div><h3>Exposure</h3><div>Sociodemographic variables including age at interview, race and ethnicity, health insurance status, poverty level, education, marital status, parity, and timing of sterilization.</div></div><div><h3>Main Outcome Measures</h3><div>Tubal sterilization, desire for tubal reversal surgery, and experience with tubal reversal surgery.</div></div><div><h3>Results</h3><div>In 2022–2023, 21.3% of US individuals who had undergone tubal sterilization reported a desire for reversal. Only 0.1% of those who desired reversal had undergone reversal surgery. Rates of tubal sterilization and desired reversal were higher in prior years; in 2006, a desire for reversal surgery was reported by 26.8% of respondents. Desire for reversal was more likely among nulliparous individuals, those younger than 30 years, those living below the federal poverty level, and among Hispanic and Black women compared with White, non-Hispanic women.</div></div><div><h3>Conclusion</h3><div>One of every five US individuals who undergo tubal sterilization subsequently reports a desire for reversal. As &lt;1% of those who desire reversal obtain reversal surgery, efforts to support informed decision-making before permanent contraceptive surgery remain important.</div></div>","PeriodicalId":34409,"journal":{"name":"FS Reports","volume":"7 2","pages":"Pages 143-149"},"PeriodicalIF":2.2,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147682603","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Reproductive medicine care in BRCA mutation carriers: an opportunity for early intervention","authors":"Ecem Esencan M.D.,&nbsp;Kara N. Goldman M.D.","doi":"10.1016/j.xfre.2026.02.009","DOIUrl":"10.1016/j.xfre.2026.02.009","url":null,"abstract":"","PeriodicalId":34409,"journal":{"name":"FS Reports","volume":"7 2","pages":"Pages 99-102"},"PeriodicalIF":2.2,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147682442","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"First European live birth following uterine and adnexal transposition for fertility preservation: a case report and overview of reported neonatal outcomes","authors":"Daniela Huber M.D. ,&nbsp;Deborah Wernly M.D.","doi":"10.1016/j.xfre.2026.01.004","DOIUrl":"10.1016/j.xfre.2026.01.004","url":null,"abstract":"<div><h3>Objective</h3><div>To report the first live birth in Europe, and the fifth worldwide, after uterine and adnexal transposition (UT) for fertility preservation in rectal cancer, and to review all published neonatal outcomes after UT.</div></div><div><h3>Design</h3><div>Single-patient case report with comprehensive review of reported live births after UT.</div></div><div><h3>Subject</h3><div>A 28-year-old nulliparous woman with locally advanced rectal adenocarcinoma (uT3 N1 cM0, pMMR/MSS).</div></div><div><h3>Exposure</h3><div>Laparoscopic UT before pelvic chemoradiation, followed by uterine reimplantation during total mesorectal excision.</div></div><div><h3>Main Outcome Measures</h3><div>Obstetric and perinatal outcomes, and placental histopathology.</div></div><div><h3>Results</h3><div>The patient conceived naturally 18 months after uterine reimplantation. Pregnancy was complicated by intrauterine growth restriction (IUGR) and oligohydramnios, leading to elective cesarean delivery at 37 + 1 weeks of a healthy male newborn (2110 g; Apgar 9/10/10). Placental histology revealed maternal vascular malperfusion. Review of the four previously published live births confirmed natural conceptions, cesarean deliveries at 36–38 weeks, and uniformly favorable neonatal outcomes, although three pregnancies were complicated by IUGR.</div></div><div><h3>Conclusion</h3><div>Successful pregnancy and live birth are achievable after UT and subsequent uterine reimplantation. These cumulative cases demonstrate that a temporarily displaced and later reimplanted uterus can sustain gestation to term. Given the observed risk of impaired fetal growth, enhanced third-trimester surveillance and routine placental examination are recommended. Uterine transposition represents a promising fertility-preservation option for young women requiring pelvic radiotherapy.</div></div>","PeriodicalId":34409,"journal":{"name":"FS Reports","volume":"7 2","pages":"Pages 120-124"},"PeriodicalIF":2.2,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147682606","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Platelet-rich plasma for ovarian “rejuvenation”: evidence lagging, safety missing","authors":"Devika Sachdev M.D. ,&nbsp;Jason Franasiak M.D., H.C.L.D.","doi":"10.1016/j.xfre.2026.01.005","DOIUrl":"10.1016/j.xfre.2026.01.005","url":null,"abstract":"","PeriodicalId":34409,"journal":{"name":"FS Reports","volume":"7 2","pages":"Pages 103-104"},"PeriodicalIF":2.2,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147682609","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Preserving possibilities: fertility after breast cancer treatment","authors":"Aaron D. Masjedi M.D. ,&nbsp;Sarah C. Cromack M.D.","doi":"10.1016/j.xfre.2026.02.010","DOIUrl":"10.1016/j.xfre.2026.02.010","url":null,"abstract":"","PeriodicalId":34409,"journal":{"name":"FS Reports","volume":"7 2","pages":"Pages 110-111"},"PeriodicalIF":2.2,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147682549","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Embryonic origin of XX/XY chimerism in an in vitro fertilization–conceived individual","authors":"Anjali Patel B.S. ,&nbsp;Ecem Esencan M.D. ,&nbsp;Zameena Lakhani M.S. ,&nbsp;Eve C. Feinberg M.D.","doi":"10.1016/j.xfre.2026.01.001","DOIUrl":"10.1016/j.xfre.2026.01.001","url":null,"abstract":"<div><h3>Objective</h3><div>To report an adult case of XX/XY chimera resulting from in vitro fertilization with transfer of three embryos, that was discovered with preconception genetic carrier screening.</div></div><div><h3>Design</h3><div>Case report.</div></div><div><h3>Subject</h3><div>A 33-year-old nulliparous woman who was conceived via in vitro fertilization with three embryos transferred presented for embryo banking for future family building.</div></div><div><h3>Exposure</h3><div>Genetic carrier screening panel.</div></div><div><h3>Main Outcome Measures</h3><div>Genomic analysis of recessive gene carrier status.</div></div><div><h3>Results</h3><div>An inconclusive genetic carrier screening result led to further investigation that revealed two distinct cell lines, one containing Y-chromosome material, confirming the diagnosis of chimerism.</div></div><div><h3>Conclusion</h3><div>There may be an undiagnosed population of human chimeras resulting from the transfer of multiple embryos with assisted reproductive technologies. The biologic and clinical implications of congenital chimerism are incompletely understood.</div></div>","PeriodicalId":34409,"journal":{"name":"FS Reports","volume":"7 2","pages":"Pages 116-119"},"PeriodicalIF":2.2,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147682548","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"“The elephant in the (exam) room”: pregnant reproductive endocrinology and infertility physicians’ experiences in clinical care","authors":"Emily Capper M.D. ,&nbsp;Stacey A. Pawlak Ph.D. ,&nbsp;Karen M. Summers M.P.H., C.H.E.S. ,&nbsp;Rachel M. Whynott M.D.","doi":"10.1016/j.xfre.2026.02.006","DOIUrl":"10.1016/j.xfre.2026.02.006","url":null,"abstract":"<div><h3>Objective</h3><div>To determine the impact of being pregnant while working as a reproductive endocrinology and infertility (REI) physician.</div></div><div><h3>Design</h3><div>A qualitative study based on semistructured interviews conducted between March 2021 and January 2022.</div></div><div><h3>Subjects</h3><div>Twelve US REI physicians who were recruited through purposive sampling.</div></div><div><h3>Exposure</h3><div>Experience of pregnancy while providing patient care in an infertility clinic setting as a fellow or attending.</div></div><div><h3>Main Outcome Measures</h3><div>Qualitative thematic analysis of interview transcripts to produce basic codes, organized into subthemes and themes.</div></div><div><h3>Results</h3><div>Respondents experienced pregnancies while practicing infertility medicine in 11 states. Five reproductive endocrinologists used assisted reproductive technology to conceive their own pregnancies. A majority discussed how increased awareness of the fertile window and potential pregnancy complications impacted them. Most acknowledged that seeing a pregnant physician could be difficult for a subfertile patient and took steps to protect the patient, including intentionally trying to hide physical manifestations of pregnancy via clothing or scheduling. Emotional experiences discussed included: anxiety about their own pregnancy, self-consciousness of physical manifestations of pregnancy or personal fertility journey, survivor guilt related to conceiving while their patients struggle and anxiety over patient interactions. The majority noted patient-initiated conversations about physician pregnancy and described these as positive interactions. Many reported dialogues with colleagues or mentors about personal family-building and its impacts on patient interaction.</div></div><div><h3>Conclusion</h3><div>This study highlights the need for improved support for personal family building within the REI field. Opportunities for improvement include maternity leave, collegial collaboration, and guidance for management of challenging patient interactions. Improvements in these areas have the potential to result in improved support, empathy, and clinical care for REI patients and physicians.</div></div>","PeriodicalId":34409,"journal":{"name":"FS Reports","volume":"7 2","pages":"Pages 150-161"},"PeriodicalIF":2.2,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147682604","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Relationship between endometriosis diagnosis, staging, and typology and inflammatory cytokines","authors":"May Shaaban M.P.H. ,&nbsp;Jeanna T. Ryan Ph.D. ,&nbsp;Emmanual Adediran Ph.D. ,&nbsp;Leslie V. Farland Sc.D. ,&nbsp;Anna Z. Pollack Ph.D. ,&nbsp;C. Matthew Peterson M.D. ,&nbsp;Kathryn M. Rexrode M.D. ,&nbsp;Rachael Hemmert M.S.P.H. ,&nbsp;Madeline Paulsen D.N.P. ,&nbsp;Benjamin H. Brown M.D. ,&nbsp;Saskia T. Spiess M.D. ,&nbsp;Michael W. Varner M.D. ,&nbsp;Karen C. Schliep Ph.D.","doi":"10.1016/j.xfre.2026.02.007","DOIUrl":"10.1016/j.xfre.2026.02.007","url":null,"abstract":"&lt;div&gt;&lt;h3&gt;Objective&lt;/h3&gt;&lt;div&gt;To study whether incident endometriosis diagnosis, staging, and typology are associated with concurrent elevated serum inflammatory markers interleukin-6 (IL-6), interleukin-8 (IL-8), and tumor necrosis factor alpha (TNF-&lt;span&gt;&lt;math&gt;&lt;mrow&gt;&lt;mi&gt;α&lt;/mi&gt;&lt;/mrow&gt;&lt;/math&gt;&lt;/span&gt;).&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Design&lt;/h3&gt;&lt;div&gt;Cross-sectional analysis using data from the Endometriosis, Natural History, Diagnosis, and Outcomes (ENDO) study.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Subjects&lt;/h3&gt;&lt;div&gt;A total of 395 premenopausal females in Utah, with no prior endometriosis diagnosis, participating in diagnostic or therapeutic gynecologic laparoscopy/laparotomy, 2007–2009.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Exposure&lt;/h3&gt;&lt;div&gt;Endometriosis diagnosis, staging (minimal, mild, moderate, severe), and typology (superficial endometriosis [SE], deep infiltrating endometriosis [DE], ovarian endometrioma [OE]), determined through postoperative reports and the revised American Society for Reproductive Medicine classification.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Main Outcome Measure&lt;/h3&gt;&lt;div&gt;Elevated serum cytokine concentrations defined as IL-6 ≥2 pg/mL, IL-8 ≥3 pg/mL, and TNF-α ≥7.5 pg/mL. Adjusted prevalence ratios (aPR) and 95% confidence intervals (CI) were estimated using generalized linear models controlling for age, body mass index (BMI), race/ethnicity, serum cotinine, and reported use of oral hormonal contraception within the past 2 years.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Results&lt;/h3&gt;&lt;div&gt;Participants were on average 33 years at time of gynecologic laparoscopy/laparotomy, non-Hispanic white (79%), married (75%), with a BMI of 18.5–24.9 kg/m&lt;sup&gt;2&lt;/sup&gt; (39%), nonsmokers (83% serum cotinine &lt;5 ng/mL), and reported use of oral hormonal contraception within the past 2 years (23%). Forty-two percent (n = 166) were diagnosed with incident endometriosis. Ten percent had elevated IL-6, 7% had elevated IL-8, and 13% had elevated TNF-&lt;span&gt;&lt;math&gt;&lt;mrow&gt;&lt;mi&gt;α&lt;/mi&gt;&lt;/mrow&gt;&lt;/math&gt;&lt;/span&gt;, with 26% having an elevation of at least one marker. We found no differences between those with, vs. without, endometriosis and prevalence of elevated serum IL-6 (10% vs. 10%; aPR: 1.17; 95% CI: 0.59, 2.30), IL-8 (5% vs. 8%; aPR: 0.60; 95% CI: 0.20, 1.84), or TNF-&lt;span&gt;&lt;math&gt;&lt;mrow&gt;&lt;mi&gt;α&lt;/mi&gt;&lt;/mrow&gt;&lt;/math&gt;&lt;/span&gt; (16% vs. 12%; aPR: 1.30; 95% CI: 0.68, 2.51). There was also no indication that endometriosis was associated with continuous measures of IL-6, IL-8, or TNF-&lt;span&gt;&lt;math&gt;&lt;mrow&gt;&lt;mi&gt;α&lt;/mi&gt;&lt;/mrow&gt;&lt;/math&gt;&lt;/span&gt; or that staging or typology was associated with any of the inflammatory biomarkers.&lt;/div&gt;&lt;/div&gt;&lt;div&gt;&lt;h3&gt;Conclusion&lt;/h3&gt;&lt;div&gt;This study found no associations between incident endometriosis diagnosis, staging, typology, and concurrent serum inflammatory markers IL-6, IL-8, and TNF-&lt;span&gt;&lt;math&gt;&lt;mrow&gt;&lt;mi&gt;α&lt;/mi&gt;&lt;/mrow&gt;&lt;/math&gt;&lt;/span&gt;. Our results are in line with several other studies finding null associations between systemic cytokines, measured via blood-derived specimens, and endometriosis. Whether other cardiovascular disease ","PeriodicalId":34409,"journal":{"name":"FS Reports","volume":"7 2","pages":"Pages 134-142"},"PeriodicalIF":2.2,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147682588","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Reproductive outcomes after fertility preservation using tamoxifen or letrozole in women with breast cancer: a long-term follow-up","authors":"Bo F. Paans M.D. ,&nbsp;Madelon van Wely Ph.D. ,&nbsp;Catharina C.M. Beerendonk M.D., Ph.D. ,&nbsp;Jan Peter de Bruin M.D., Ph.D. ,&nbsp;Astrid E.P. Cantineau M.D., Ph.D. ,&nbsp;Taghride Dahhan M.D., Ph.D. ,&nbsp;Nicole F. Klijn M.D. ,&nbsp;Leonie A. Louwe M.D. ,&nbsp;Jesper M.J. Smeenk M.D., Ph.D. ,&nbsp;Mariëtte Goddijn M.D. Ph.D. ,&nbsp;Eva M.E. Balkenende M.D., Ph.D.","doi":"10.1016/j.xfre.2026.01.006","DOIUrl":"10.1016/j.xfre.2026.01.006","url":null,"abstract":"<div><h3>Objective</h3><div>To evaluate long-term pregnancy outcomes in young women with breast cancer after ovarian stimulation for fertility preservation, with the addition of tamoxifen or letrozole to standard stimulation vs. no addition.</div></div><div><h3>Design</h3><div>Follow-up study of the STIM-RCT, which was a multicentre randomized open-label trial (NTR4108), and the STIM-cohort study.</div></div><div><h3>Subjects</h3><div>Women, aged 18–43 years, previously diagnosed with breast cancer who opted for fertility preservation through ovarian stimulation. All surviving women were eligible for follow-up (N = 216) and received an online questionnaire; 141 women from the STIM-RCT and 75 from the STIM-cohort.</div></div><div><h3>Exposure</h3><div>Women receiving ovarian stimulation with the addition of tamoxifen, letrozole, or no addition.</div></div><div><h3>Main outcome measures</h3><div>Natural conception, conception through assisted reproductive technology (ART), pregnancy rates, and live birth rates.</div></div><div><h3>Results</h3><div>Out of 95 STIM-RCT responders, 36 (38%) received the addition of tamoxifen, 32 (34%) received letrozole, and 27 (28%) no addition (mean follow-up 7 years). Forty-four women became pregnant at least once after cancer treatment, and overall 7 women (7%) used their cryopreserved oocytes or embryos. In total, 63 pregnancies followed, of which 48 (76%) were conceived naturally, i.e., unassisted. Compared with standard ovarian stimulation, adding tamoxifen or letrozole resulted in comparable pregnancy rates in women who had at least one pregnancy after cancer treatment (tamoxifen vs. standard relative risk [RR], 0.92; 95% confidence interval [CI], 0.54–1.58; letrozole vs. standard RR, 0.84; 95% CI, 0.48–1.50), and live birth rates thereafter (tamoxifen vs. standard RR, 0.81; 95% CI, 0.54–1.22; letrozole vs. standard RR, 0.82; 95% CI, 0.53–1.26). In the STIM-cohort, 20 women became pregnant at least once, leading to a total of 30 pregnancies, of which 90% were conceived naturally. One woman used her cryopreserved embryos.</div></div><div><h3>Conclusion</h3><div>After 7 years of follow-up, most women conceived naturally after cancer treatment, and 8 women used their cryopreserved oocytes or embryos. We found no evidence for a difference in pregnancy rates when adding tamoxifen or letrozole to standard ovarian stimulation compared with no addition.</div></div>","PeriodicalId":34409,"journal":{"name":"FS Reports","volume":"7 2","pages":"Pages 125-133"},"PeriodicalIF":2.2,"publicationDate":"2026-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"147682608","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}