Annales de cardiologie et d'angeiologie最新文献

{"title":"Relationship between sitting time and health status in patients with heart failure","authors":"Denny Maurits Ruku,&nbsp;Reagen Jimmy Mandias,&nbsp;Frendy Fernando Pitoy","doi":"10.1016/j.ancard.2023.101673","DOIUrl":"10.1016/j.ancard.2023.101673","url":null,"abstract":"<div><h3>Objective</h3><p>To describe self-reported sitting time (ST), and determine the factors associated with health status (HS) among patients with heart failure (HF).</p></div><div><h3>Methods</h3><p>A cross-sectional study design was used in this study. Outcome measures included an international physical activity questionnaire and a self-report health status questionnaire. The data assessments were examined using the Pearson correlation coefficient, t-test, one-way ANOVA, and Hierarchical multiple regression.</p></div><div><h3>Result</h3><p>180 respondents joined this study. The mean age was mean 59.92 (<em>SD=</em> 11.90) years old, and 60% were male. The mean score of HS was mean 9.43 (<em>SD=</em> 2.16). The HS had a significant correlation with age (<em>r=</em> .17, <em>p&lt;</em> .05), Hemoglobin (<em>r=</em> −.46, <em>p&lt;</em> .01), HF medications (<em>r=</em> .31, <em>p&lt;</em> .01), length of diagnostic HF (<em>r=</em> .35, <em>p&lt;</em> .01), and comorbidity (<em>r=</em> .25, <em>p&lt;</em> .01), and the HS was associated with the NYHA Classification (<em>F=</em> 203.43, <em>p&lt;</em> .001), and the ST (<em>F=</em> 73.97, <em>p&lt;</em> .001). Four variables were significant predictors of HS such as comorbidity (<em>β =</em> .14), NYHA Class I (<em>β=</em> –2.22), ST 6 to 8 hours/day (<em>β=</em> 1.27), and ST &gt; 8 hours/day (<em>β=</em> 3.03), and they were predicted 75.1% of the variance in HS.</p></div><div><h3>Conclusion</h3><p>High amounts of ST and high NYHA classifications were associated with decreased HS in patients with HF, Moreover, HS is independently associated with comorbidities status and length of diagnostic HF.</p></div>","PeriodicalId":7899,"journal":{"name":"Annales de cardiologie et d'angeiologie","volume":"73 1","pages":"Article 101673"},"PeriodicalIF":0.3,"publicationDate":"2023-11-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138298142","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":"Les complications cardiaques du rhumatisme articulaire aigu et ses facteurs de risque : étude de 50 observations","authors":"Ines Maaloul ,&nbsp;Nihed Bouzidi ,&nbsp;Roeya Kolsi ,&nbsp;Salma Ben Ameur ,&nbsp;Leila Abid ,&nbsp;Hajer Aloulou ,&nbsp;Thouraya Kamoun","doi":"10.1016/j.ancard.2023.101676","DOIUrl":"10.1016/j.ancard.2023.101676","url":null,"abstract":"<div><h3>Introduction</h3><p>Acute rheumatic fever (ARF) is a multi-systemic disease, in which cardiac involvement is the most serious major manifestation of disease. The aim of this study was to analyse cardiac involvement in children with ARF and his risk factors.</p></div><div><h3>Materials and methods</h3><p>It were a retrospective study including all children under the age of 14 years who were hospitalized for ARF in the pediatric department of the CHU Hédi Chaker of Sfax, during a period of twelve years (2010–2022).</p></div><div><h3>Results</h3><p>We collected 50 cases (31 boys and 19 girls). Twenty-two patients (44%) developed cardiac lesions. The mean age at diagnosis was 9.6 years [5–14 years]. A pathological heart murmur was detected in 14 cases (<em>n</em> = 14/22) was classified as mild carditis in 15 cases, moderate carditis in 5 cases and severe in 2 cases.</p><p>The median follow-up time was 3,3 years. Nineteen patients developed valvular sequelae Risk factors of cardiac lesions was: age more than 8 years, heart murmur, allonged PR, CRP &gt; 100 mg/l and VS &gt; 100 mm.</p></div><div><h3>Conclusion</h3><p>CR is still a public health problem in Tunisia. It is a serious pathology that can cause serious increases in morbidity rates. Thus, we must strengthen preventive strategies.</p></div>","PeriodicalId":7899,"journal":{"name":"Annales de cardiologie et d'angeiologie","volume":"73 1","pages":"Article 101676"},"PeriodicalIF":0.3,"publicationDate":"2023-11-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138290157","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":"Early improvement of ejection fraction in patients with reduced ejection fraction after coronary artery bypass grafting","authors":"Mohammed Mahmoud Mostafa,&nbsp;Mahmoud A AlKhawaga,&nbsp;Ahmed ELminshawy","doi":"10.1016/j.ancard.2023.101674","DOIUrl":"10.1016/j.ancard.2023.101674","url":null,"abstract":"<div><h3>Background</h3><p>Despite advancements in surgical technique, myocardial shield, and postoperative care, Coronary artery bypass grafting (CABG) among patients with reduced ejection fraction (EF) remains a surgical challenge due to their greater postoperative morbidity and mortality. This study aims to determine the early outcome of patients with reduced LVEF undergoing CABG and the improvement in the ejection fraction after revascularization.</p></div><div><h3>Methods</h3><p>A total of 62 patients with impaired Left Ventricular (LV) systolic function (LVEF = 35–40 %) who underwent isolated On-pump CABG at the Department of Cardiothoracic Surgery in Assiut University Hospitals and who had met the listed inclusion and exclusion criteria were eligible for the study. Different variables (preoperative, intraoperative, and postoperative) were collected, studied, and compared.</p></div><div><h3>Results</h3><p>The mean age of the patients was 57.81 ± 7.57 years, 66.1 % were male and 33.9 % were female. 44 (71.0%) patients were administered antegrade cardioplegia, whereas 18 (29.0%) patients were administered antegrade plus retrograde cardioplegia. Mean LVEF increased significantly from 37.97 ± 1.38% before surgery to 51.87 ± 3.54% after surgery (<em>P</em> ˂ 0.05). Post-operative low cardiac output syndrome occurred in 37 (59.7 %) of patients, pulmonary complications in 15 (24.2%), neurological complications in 10 (16.1%), sternal wound infection in 9 (14.5%), atrial fibrillation in 5 (8.1%) and acute kidney injury in 5 (8.1 %) of patients. In-hospital mortality was 16.1% (10 patients).</p></div><div><h3>Conclusion</h3><p>Based on the findings, CABG in patients with reduced preoperative LVEF improves the postoperative LVEF and NYHA functional class.</p></div>","PeriodicalId":7899,"journal":{"name":"Annales de cardiologie et d'angeiologie","volume":"73 1","pages":"Article 101674"},"PeriodicalIF":0.3,"publicationDate":"2023-11-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138290155","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":"Severe mitral regurgitation due to cardiac sarcoidosis : An unusual clinical presentation ; a case report and review of the literature","authors":"Dimitrios Polyzos ,&nbsp;Georgios Patavoukas ,&nbsp;Anastasios Lykoudis ,&nbsp;Maria Mamaloukaki ,&nbsp;Konstantinos Lampropoulos","doi":"10.1016/j.ancard.2023.101675","DOIUrl":"10.1016/j.ancard.2023.101675","url":null,"abstract":"<div><p>Sarcoidosis is a granulomatous inflammatory disease that may involve multiple organ systems, including the heart. Cardiac manifestations are not rare and include atrial and ventricular arrhythmias, conduction abnormalities, congestive heart failure, valvular dysfunction, pericarditis, and sudden death. Although, cardiac sarcoidosis (CS) remains a diagnostic and therapeutic challenge. This article describes a case of a patient with a history of pulmonary sarcoidosis who presented with congestive heart failure, on the basis of severe mitral regurgitation secondary to cardiac infiltration and summarizes the published evidence regarding CS and mitral regurgitation.</p></div>","PeriodicalId":7899,"journal":{"name":"Annales de cardiologie et d'angeiologie","volume":"73 1","pages":"Article 101675"},"PeriodicalIF":0.3,"publicationDate":"2023-11-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138290156","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":"Insuffisance cardiaque aiguë à fraction d’éjection altérée : signes électrocardiographiques associés à la mortalité à l'institut de cardiologie d'Abidjan","authors":"I Coulibaly ,&nbsp;JJ N'Djessan ,&nbsp;A Adoubi ,&nbsp;H Yao ,&nbsp;S Gbetchedji ,&nbsp;E Soya ,&nbsp;MP Ncho-Mottoh ,&nbsp;I Angoran ,&nbsp;S Kouamé ,&nbsp;G Tro ,&nbsp;C Touré ,&nbsp;JB Anzouan-Kacou","doi":"10.1016/j.ancard.2023.101628","DOIUrl":"10.1016/j.ancard.2023.101628","url":null,"abstract":"<div><h3>Introduction</h3><p>Heart failure with impaired ejection fraction (HFIEF) represents the end-stage of most cardiac diseases, and is responsible for a high mortality rate. In order to identify patients at risk, numerous clinical and paraclinical prognostic factors have been proposed. The electrocardiogram (ECG), easy to perform and inexpensive, retains a powerful role in the prognostic evaluation of heart failure patients. The aim was to evaluate ECG signs associated with mortality in a retrospective cohort of patients with ICFEA.</p></div><div><h3>Methodology</h3><p>The study was observational and analytical based on retrospective data collected from patients benefiting from a primary hospitalization for ICFEA at the Abidjan Heart Institute from January 2018 to July 2020.</p></div><div><h3>Results</h3><p>Of the 370 patients included, 197 had died by August 1, 2020, representing an overall mortality of 53%. Mortality progressed gradually up to one year, then remained unchanged up to 30 months.</p><p>In multivariate Cox regression including ECG variables only, the presence of intra-ventricular conduction disorders (OR: 1.80; 95% CI [1.01–3.25]), microvoltage (OR: 1.82; 95% CI [1.05–16]), and pathological Q waves (OR: 1.70; 95% CI [1.02–2.83]), were significantly associated with overall mortality. When ECG variables and clinical, paraclinical and therapeutic demographic variables were included, only the presence of pathological Q waves (OR:1.74; 95% CI [1.01–3.01]) persisted as a risk factor for mortality. Hypertension and treatment of heart failure, in particular ACEI/ARII, beta-blockers and ARM, were protective factors. The presence of Q waves was associated with a significant reduction in survival, based on curves obtained using the Kaplan-Meier model.</p></div><div><h3>Conclusion</h3><p>ICFEA is responsible for high mortality, mainly in the year following the 1^st hospitalization for cardiac decompensation. The presence of pathological Q waves is the only electrocardiographic sign that remains statistically associated with a poor prognosis, after adjustment.</p></div>","PeriodicalId":7899,"journal":{"name":"Annales de cardiologie et d'angeiologie","volume":"73 1","pages":"Article 101628"},"PeriodicalIF":0.3,"publicationDate":"2023-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138175379","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":"Ischémie subaiguë bilatérale des membres supérieurs révélant une Maladie de Horton, une présentation assez rare : à propos d'un cas et revue de la littérature","authors":"S. Arbaoui ,&nbsp;A. Rezziki ,&nbsp;H. Kejiou ,&nbsp;K.A. Serraj ,&nbsp;A. Benzirar ,&nbsp;O. El Mahi","doi":"10.1016/j.ancard.2023.101677","DOIUrl":"10.1016/j.ancard.2023.101677","url":null,"abstract":"<div><h3>Study's goal</h3><p>Our goal is to enrich the medical literature by sharing our experience in managing a case of sub-acute upper limb ischemia that revealed Horton's disease. This is particularly relevant given the current lack of well-established guidelines.</p></div><div><h3>Introduction</h3><p>Acute upper limb ischemia is rarely seen in Horton's disease.</p></div><div><h3>Case Report</h3><p>We present a case of a 63-year-old female patient with sub-acute ischemia in both upper limbs, accompanied by jaw claudication and absence of bilateral temporal pulses. The CT Angiography scan revealed bilateral occlusions and stenosis of the axillary and sub-clavier arteries, as well as involvement of the external carotid arteries and its branches. The Arteriography confirmed abnormalities in the medium-sized arteries of the supra-aortic trunks. The histopathology examination of the temporal artery biopsy was negative. The patient received emergency corticosteroid therapy followed by an immunosuppressant. Due to the improved clinical condition of the upper limbs, surgical intervention was not performed.</p></div>","PeriodicalId":7899,"journal":{"name":"Annales de cardiologie et d'angeiologie","volume":"73 1","pages":"Article 101677"},"PeriodicalIF":0.3,"publicationDate":"2023-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138175380","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":"Leukocyte ratios in non-diabetic hypertensive Cameroonians do not predict cardiovascular risk : preliminary results of the HYRICCA project","authors":"Jan René Nkeck ,&nbsp;Claudine Jessica Yondo Ndedi ,&nbsp;Liliane Mfeukeu Kuate ,&nbsp;Annick Ndoumba Mintya ,&nbsp;Marie Ida Chemgne ,&nbsp;Joachim Tchikapa ,&nbsp;Larissa Ange Tchuisseu Kwangoua ,&nbsp;Charelle Boukeu Yonta ,&nbsp;Corine Zouague Zalbi ,&nbsp;Andrée Ntyam Abena ,&nbsp;Falmata Amazia ,&nbsp;Vicky Jocelyne Ama Moor","doi":"10.1016/j.ancard.2023.101679","DOIUrl":"10.1016/j.ancard.2023.101679","url":null,"abstract":"<div><h3>Background</h3><p>Full blood count is routinely performed in the evaluation of hypertensive patients. However, usefulness of leukocyte ratios in cardiovascular risk (CVR) assessment hasn't yet been proven in Cameroonians.</p></div><div><h3>Objective</h3><p>Evaluate the contribution of leukocyte ratios in CVR assessment of non-diabetic hypertensive adults.</p></div><div><h3>Methodology</h3><p>We carried out a cross sectional study including non-diabetic hypertensive patients followed up at the cardiology unit of the Yaoundé Central Hospital from November to June 2022. We collected relevant clinical data with a pre-established questionnaire and blood samples from each patient for different biological analyses. The spearman correlation test was used to assess on the one hand the relationship between leukocyte ratios, highly sensitive CRP and the WHO 2019 risk score as our primary end point, and on the other hand between leukocyte indices and the other risk estimators as our secondary outcome. The significant threshold level was set as 0.05.</p></div><div><h3>Results</h3><p>We included 165 participants (102 females) with a mean age of 57.6 (10.4) years. The median duration of hypertension since diagnosis was 7 years and only 27% of participants on treatment had a controlled blood pressure. There was no significant correlation between leukocyte ratios and the WHO 2019 risk score. Highly sensitive CRP and the atherogenic index of plasma were significantly correlated respectively with the granulocyte to lymphocyte ratio (rho = 0.18, <em>p</em> = 0.03) and the eosinophil to lymphocyte ratio (rho = 0.28, <em>p</em> = 0.01). There exists a weak positive association between the granulocyte to lymphocyte ratio and the Reynolds risk score.</p></div><div><h3>Conclusion</h3><p>Leukocyte ratios are not useful for CVR assessment in hypertensive Cameroonians with respect to the WHO 2019 risk score. Prospective studies are needed to assess their usefulness in combination with conventional risk factors to improve prediction of cardiovascular events.</p></div>","PeriodicalId":7899,"journal":{"name":"Annales de cardiologie et d'angeiologie","volume":"73 1","pages":"Article 101679"},"PeriodicalIF":0.3,"publicationDate":"2023-11-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138175381","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":"Editorial board - Ours rédaction","authors":"","doi":"10.1016/S0003-3928(23)00146-4","DOIUrl":"https://doi.org/10.1016/S0003-3928(23)00146-4","url":null,"abstract":"","PeriodicalId":7899,"journal":{"name":"Annales de cardiologie et d'angeiologie","volume":"72 6","pages":"Article 101711"},"PeriodicalIF":0.3,"publicationDate":"2023-11-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S0003392823001464/pdfft?md5=2a3a250da3638584f6989ba01d8f416f&pid=1-s2.0-S0003392823001464-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138232152","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Sommaire","authors":"","doi":"10.1016/S0003-3928(23)00149-X","DOIUrl":"https://doi.org/10.1016/S0003-3928(23)00149-X","url":null,"abstract":"","PeriodicalId":7899,"journal":{"name":"Annales de cardiologie et d'angeiologie","volume":"72 6","pages":"Article 101714"},"PeriodicalIF":0.3,"publicationDate":"2023-11-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S000339282300149X/pdfft?md5=4a50949f17d00aec7173daf75fca027f&pid=1-s2.0-S000339282300149X-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"138232153","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

{"title":"Le registre ANOCOR","authors":"P. Aubry ,&nbsp;X. Halna du Fretay ,&nbsp;S. Zendjebil ,&nbsp;A. Koutsoukis ,&nbsp;R. Farnoud ,&nbsp;F. Hyafil ,&nbsp;P. Ou ,&nbsp;J-P. Laissy ,&nbsp;J. Adjedj ,&nbsp;W. Ferrag ,&nbsp;P. Dupouy ,&nbsp;au nom des investigateurs du registre ANOCOR","doi":"10.1016/j.ancard.2023.101690","DOIUrl":"https://doi.org/10.1016/j.ancard.2023.101690","url":null,"abstract":"<div><p>Les anomalies de connexion proximale des artères coronaires sont des anomalies congénitales avec de nombreuses formes anatomiques. En raison du risque variable de mort subite, ces anomalies doivent être classées avec précision. Il existe encore des interrogations sur le mécanisme et le risque individuel de la mort subite, l'histoire naturelle de ces anomalies et les bénéfices d'une correction chirurgicale. Des registres observationnels à large échelle pourraient fournir des données plus factuelles aux praticiens en charge des patients concernés. Le registre ANOCOR, le plus important en taille publié à ce jour, a colligé 472 patients (âge moyen de 63 ans) présentant 496 anomalies coronaires. La représentation angiographique (avec la coronarographie invasive ou le scanner coronaire) selon l'artère coronaire et le trajet initial ectopique a pu être précisé avec l'identification de deux phénotypes principaux : l'artère circonflexe (<em>n</em> = 235) avec un trajet rétroaortique dans 97 % des cas et l'artère coronaire droite (<em>n</em> = 165) avec un trajet interartériel dans 89,7 % des cas. Deux formes anatomiques coronaires gauches ont pu être confondues par des cardiologues non experts : celles avec un trajet rétropulmonaire ou interartériel. La mort subite en lien avec l'anomalie coronaire était un mode de présentation très rare (3 patients soit 0,6 % de la cohorte) dans cette population avec très peu de patients jeunes de moins de 35 ans (11 cas soit 2,3 % de la cohorte).</p></div><div><p>Anomalous aortic origin of the coronary arteries are congenital anomalies with many anatomical forms. Due to the varying risk of sudden death, these abnormalities must be classified accurately. There are still questions about the mechanism and individual risk of sudden death, the natural history of these abnormalities and the benefits of a surgical correction. Large-scale observational registries may provide more evidence-based data to practitioners caring for the patients concerned. The ANOCOR registry, the largest in size published to date, enrolled 472 patients (mean age 63 years) with 496 coronary abnormalities. The angiographic representation (with invasive coronary angiography or coronary CT angiography) according to the coronary artery and initial ectopic course could be specified with the identification of two main phenotypes: the circumflex artery (<em>n</em> = 235) with a retroaortic course in 97% of cases and the right coronary artery (<em>n</em> = 165) with an interarterial course in 89.7% of cases. Two left coronary anatomical forms have been confused by non-expert cardiologists: those with a retropulmonary or interarterial course. Sudden death related to coronary anomaly was a very rare mode of presentation (3 patients or 0.6% of the cohort) in this population with very few young patients &lt; 35 years (11 cases or 2.3% of the cohort).</p></div>","PeriodicalId":7899,"journal":{"name":"Annales de cardiologie et d'angeiologie","volume":"72 6","pages":"Article 101690"},"PeriodicalIF":0.3,"publicationDate":"2023-11-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"92044497","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}