Marcin Kamil Dobrowolski, Ilona Kowalik, Krzysztof Jaworski, Michał Farkowski, Rafał Dąbrowski
{"title":"Atrial fibrillation in non-ST-elevation myocardial infarction patients - worse clinical presentation and adverse long term prognosis.","authors":"Marcin Kamil Dobrowolski, Ilona Kowalik, Krzysztof Jaworski, Michał Farkowski, Rafał Dąbrowski","doi":"10.36740/Merkur202501104","DOIUrl":"10.36740/Merkur202501104","url":null,"abstract":"<p><strong>Objective: </strong>. Aim: The aim of this ambispective, two-center, observational study was to evaluate the clinical characteristics and 3-years prognosis of patients with non-STelevation myocardial infarction (NSTEMI) and AF.</p><p><strong>Patients and methods: </strong>Materials and methods: Patients hospitalized with a diagnosis of NSTEMI were included. Baseline demographic and clinical features, in-hospital procedures, and occurrence of cardiovascular events in patients with sinus rhythm (SR) and AF confirmed before admission were analyzed.</p><p><strong>Results: </strong>Results: A total of 273 patients with NSTEMI were enrolled between 2012 and 2015, of whom 102 had AF (37.3%, 60.8% men) and 171 had SR (64.3% men). Patients with AF and NSTEMI were significantly older: 76.6±8.4 vs. 65.9±11.1 years (p<0.0001). The permanent pattern of AF was observed in 54 patients (52.9%) and paroxysmal in 48 patients (47.1%). They more often had heart failure with higher NYHA class (p<0.0001), type 2 diabetes (p=0.0001), abnormal renal function (p<0.0001), and history of stroke (p<0.0001). The presence of AF was not correlated with the number of stenotic coronary vessels. Significantly more NSTEMI patients with AF had a pacemaker implanted before admission (p<0.0001). Duration of hospital stay of NSTEMI AF patients was longer: 10.5±9.9 vs.6.6±4.2 days and it was related to age, Rho=0.5,p=0.0002. During the 2-year and 3-year follow-ups, AF was significantly related to higher mortality, both cardiovascular disease and all-cause mortality (p<0.0001). Independent long-term all-cause mortality predictors were heart failure, liver insufficiency, and age. At the 3-years follow-up, there were no significant differences in all-cause and cardiovascular mortality between groups with permanent AF and paroxysmal AF (p=0.696).</p><p><strong>Conclusion: </strong>Conclusions: Patients with atrial fibrillation and NSTEMI were older and more likely to have comorbidities. During the 2-year and 3-year follow-ups, AF was related significantly to higher mortality, both cardiovascular and of all causes. The long-term prognosis of patients with AF was adversely affected by heart failure, liver insufficiency and age.</p>","PeriodicalId":39518,"journal":{"name":"Polski Merkuriusz Lekarski","volume":"53 1","pages":"26-33"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143598074","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}
Justyna Talaska, Wojciech Niemczyk, Karol Demel, Ali Aboud, Monika Dziedzic, Jakub Król, Kaja Zawadzka, Anna Zawilska
{"title":"Use of amniotic membranes in dentistry - literature review.","authors":"Justyna Talaska, Wojciech Niemczyk, Karol Demel, Ali Aboud, Monika Dziedzic, Jakub Król, Kaja Zawadzka, Anna Zawilska","doi":"10.36740/Merkur202501116","DOIUrl":"10.36740/Merkur202501116","url":null,"abstract":"<p><p>The amniotic membrane, which lacks blood vessels, lymphatic vessels and nerves, is a thin membrane with anti-inflammatory and anti-scarring properties. In the field of dentistry, it is primarily employed as a dressing following the removal of malignant or pre-malignant lesions, with the objective of ensuring haemostasis and the absence of allergic reactions. Furthermore, it is employed in the treatment of oro-auricular junctions, cleft palates and in guided bone regeneration, due to the presence of mesenchymal cells. In vestibuloplasty, it has been demonstrated to enhance vestibular deepening, accelerate epithelialisation and reduce pain. In periodontics, it has been shown to be an effective treatment for gingival recession and furcation defects, and to increase the width of keratinised gingiva around implants. In endodontics, it is employed in regenerative procedures, offering comparable results to standard methods. Furthermore, in the treatment of osteoarthritis of the temporomandibular joint, it has been observed to provide pain relief and improved joint function.</p>","PeriodicalId":39518,"journal":{"name":"Polski Merkuriusz Lekarski","volume":"53 1","pages":"115-119"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143597967","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}
Nataliia V Kurdil, Olha O Khudaikulova, Iryna O Krapyvnytska, Yevhen O Omelchuk, Tetyana O Shchutska, Tetyana P Kostyuchenko, Borys I Palamar
{"title":"Assessment of the complex-forming capacity of pectins obtained from various vegetable and fruit raw materials as a basis for creating special food products.","authors":"Nataliia V Kurdil, Olha O Khudaikulova, Iryna O Krapyvnytska, Yevhen O Omelchuk, Tetyana O Shchutska, Tetyana P Kostyuchenko, Borys I Palamar","doi":"10.36740/Merkur202503110","DOIUrl":"https://doi.org/10.36740/Merkur202503110","url":null,"abstract":"<p><strong>Objective: </strong>Aim: To study the complexing ability of pectins obtained from various vegetable and fruit raw materials with metal ions.</p><p><strong>Patients and methods: </strong>Materials and Methods: The content of metals was determined by the atomic emission method (SHIMADZU ICPE-9820 spectrometer); heavy metal measurement methods used were MІ.С3.7.2.01-017 and MІ.С3.7.2.01-018. Statistical analysis of the obtained data was performed using the IBM SPSS Statistics version 29.0.0.0 program; correlation analysis was conducted using the Kendall Tau-b method.</p><p><strong>Results: </strong>Results: It was found that the highest complexing ability towards the mixture of Cu2+, Zn2+, Cd2+, and Pb2+ ions was demonstrated by low-esterified sugar beet pectin (r=0,600; p<0.01). Citrus (r=0,312; p<0.01), quince (r=0,292; p<0.01), and apple (r=0,271; p<0.01) pectins also exhibited high complexing rates, while pumpkin (r=0,214; p<0.01) and carrot (r=0,156; p<0.01) pectins had slightly lower rates. In addition, pectin is found in smaller quantities in carrots and pumpkins than in sugar beet, citrus fruits, quince, and apples. To improve nutritional characteristics, reduce allergenicity, and maintain high complexing ability of the final product, the authors proposed a combination of raw materials from sugar beet and pumpkin, enriched with apple pectin and/or pectincontaining products and juices of pumpkin and apples.</p><p><strong>Conclusion: </strong>Conclusions: It was established that the highest complexing ability in relation to a mixture of lead, cadmium, mercury, zinc, and copper ions is possessed by low-esterified sugar beet pectin. The addition of this pectin to apple pectin and/or pectin-containing apple products and juices increases the potential nonspecific detoxification properties of the final food product.</p>","PeriodicalId":39518,"journal":{"name":"Polski Merkuriusz Lekarski","volume":"53 3","pages":"361-366"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144601838","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}
Alina I Syrota, Olena Vavrinevych, Anna V Blagaia, Pavlo V Stavnichenko, Serhii T Omelchuk
{"title":"Comparative assessment of the risks of soil and groundwater pollution by triazine herbicides in Ukraine and European Union countries.","authors":"Alina I Syrota, Olena Vavrinevych, Anna V Blagaia, Pavlo V Stavnichenko, Serhii T Omelchuk","doi":"Merkur202503104","DOIUrl":"https://doi.org/Merkur202503104","url":null,"abstract":"<p><strong>Objective: </strong>Aim: Assessment of the risk of soil and groundwater contamination by triazine herbicides to reduce anthropogenic environment pollution and decrease the potential negative impact on public health in Ukraine and the EU.</p><p><strong>Patients and methods: </strong>Materials and Methods: 14 preparations containing 5 active substances of the triazine class and its environmental fate in soil and water considering Ukraine and EU climatic conditions. Methods of in-field hygienic experiment, gas-liquid chromatography, analytical and statistical methods, hygienic modelling using Experimental Leaching Index (ELI), (GUS), (RLPI), (LIX), (DT50) and (KOC), SCI-GROW, LEACHmod.</p><p><strong>Results: </strong>Results: Analysis of the physicochemical properties of studied substances showed that they were classified as mobile or moderately mobile by migration ability. Calculated T50 for studied substances allowed us to determine the hazard classes for them. Substances pertain to 2-3 classes (promethrin and terbuthylazine - class 2, moderately persistent (30-100 days), tribenuron-methyl, thifensulfuron-methyl and metribuzin - class 3, weak persistency (less than 30 days)). The determination coefficient (R2) values ranged from 0.704 to 0.995.</p><p><strong>Conclusion: </strong>Conclusions: According to the GUS, most of the studied substances have a moderate possibility of leaching into groundwater, except for thifensulfuron-methyl. While in EU soils the index for promethrin is very low, tribenuron-methyl is low, terbuthylazine and metribuzin are moderate, and thifensulfuron-methyl is high. The SCI-GROW assessment showed that most of them have significantly lower values in Ukraine than international values (except for promethrin), which can be explained by significant dissimilarities in maximum application rates, number of treatments, and in some cases - different resistance of substances in Ukrainian and EU soils.</p>","PeriodicalId":39518,"journal":{"name":"Polski Merkuriusz Lekarski","volume":"53 3","pages":"321-327"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144601840","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}
Lidiia V Butska, Oksana O Drevitska, Sergey V Dybkalyuk, Olena A Mialovytska
{"title":"Emotional and pain experiences reported by Ukrainian healthcare workers during wartime.","authors":"Lidiia V Butska, Oksana O Drevitska, Sergey V Dybkalyuk, Olena A Mialovytska","doi":"10.36740/Merkur202503114","DOIUrl":"https://doi.org/10.36740/Merkur202503114","url":null,"abstract":"<p><strong>Objective: </strong>Aim: To assess the emotional and pain experiences of Ukrainian healthcare workers during the war to identify key targets for multidisciplinary prevention approaches.</p><p><strong>Patients and methods: </strong>Materials and Methods: The pilot study enrolled 99 healthcare professionals (69 women, 30 men), aged 23-65 years. Participants included doctors (n=69), nurses, and physical therapists (n=30), with experience ranging from under 10 to over 25 years. A 49-item questionnaire was distributed via Google Forms. The survey assessed demographics, workload, emotional stress, pain, and attitudes toward working under wartime conditions. The variables were ranked using categorical and numerical discrete scales, and the data were analyzed using Spearman's rank correlation.</p><p><strong>Results: </strong>Results: Emotional exhaustion was reported by nearly half of the healthcare professionals at least 2-3 times per week, and pain syndrome was common, particularly lower back pain. Emotional exhaustion showed positive correlations with job dissatisfaction, workload, anxiety, and apathy. Higher pain intensity was linked to decreased productivity and emotional strain, including depression. The impact of war correlated with emotional and physical disruption, yet professionals remained empathetic toward patients. War-induced insomnia was associated with a higher desire to leave the profession, highlighting the longterm risks to healthcare workforce sustainability.</p><p><strong>Conclusion: </strong>Conclusions: The pilot study highlights the urgent need for preventive multidisciplinary interventions to address emotional strain and pain among healthcare workers. Tailored support strategies may enhance well-being and professional sustainability in high-stress environments.</p>","PeriodicalId":39518,"journal":{"name":"Polski Merkuriusz Lekarski","volume":"53 3","pages":"389-394"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144601842","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":"Functioning of the patient after four-finger amputation in his dominant hand due to necrosis caused by a streptococcal infection: a case report.","authors":"Andrzej Żyluk","doi":"10.36740/Merkur202503120","DOIUrl":"https://doi.org/10.36740/Merkur202503120","url":null,"abstract":"<p><p>A case of a 40-year-old patient who presented to the clinic due to carpal tunnel syndrome of the left hand was presented. Four years earlier, the same patient underwent four-finger amputation of his right dominant hand due to fulminant necrosis caused by Streptococcus pyogenes infection. Descriptive history and the results of examination indicated that the patient adapted very good to significant disability of the hand. He had no constant pain, but only when the weather changed, which he rated at 3-4 points on the Numeric Rank Scale. The hand function examined by the DASH questionnaire showed a significant impairment - 42 points, but the patient declared that he functioned well in everyday life and even found a permanent job in a security company.</p>","PeriodicalId":39518,"journal":{"name":"Polski Merkuriusz Lekarski","volume":"53 3","pages":"428-432"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144601843","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":"Subspecies typing on the example of klebsiella pneumoniae isolated from patients with pulmonary tuberculosis.","authors":"Nurlan Tabriz, Zhanara Nurtazina, Alyona Lavrinenko, Zhumat Mutayhan, Altynay Taishykova","doi":"10.36740/Merkur202501109","DOIUrl":"10.36740/Merkur202501109","url":null,"abstract":"<p><strong>Objective: </strong>Aim: The purpose of this study was to evaluate sub-species typing by matrix-activated laser desorption/ionisation mass spectrometry on the example of Klebsiella pneumoniae isolated from patients with pulmonary tuberculosis in Karaganda region..</p><p><strong>Patients and methods: </strong>Materials and Methods: This study evaluated the potential of MALDI-TOF MS for epidemiological identification of Klebsiella pneumoniae isolated from pulmonary tuberculosis patients in Karaganda region. A total of 47 strains of Klebsiella pneumoniae obtained between 2015 and 2019 were typed. Mass spectra were taken using Microflex LT MALDI-TOF (Bruker) according to standard procedure.</p><p><strong>Results: </strong>Results: As a result, MALDI-TOF evaluation of subspecies typing on the example of Klebsiella pneumoniae isolated from patients with pulmonary tuberculosis in Karaganda region, predominantly showed the diversity of isolates, indicating their out-of-hospital nature. Based on all available information, including facts, sources, and experimental results, it can be reasonably concluded that the current study of Klebsiella pneumoniae does not provide a complete picture of the epidemiology of this microorganism.</p><p><strong>Conclusion: </strong>Conclusions: The current study provided a limited opportunity to investigate the genetic structure and diversity of Klebsiella pneumoniae subspecies more accurately. The findings suggest that the time-of-flight laser-ionisation ablation mass spectrometry method with magnetic focusing is more likely to detect differences in external characteristics between individual specimens of the same species than internal genetic variation in the microorganisms under study. The practical relevance of this study is to inform the development of more effective infection control strategies in clinical practice and infection control.</p>","PeriodicalId":39518,"journal":{"name":"Polski Merkuriusz Lekarski","volume":"53 1","pages":"67-74"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143597856","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":"Painful shoulder syndrome as a clinical problem - analysis of physical therapy.","authors":"Włodzisław Kuliński, Krystian Szymczyk","doi":"10.36740/Merkur202502103","DOIUrl":"https://doi.org/10.36740/Merkur202502103","url":null,"abstract":"<p><strong>Objective: </strong>Aim: The aim of this paper is to assess the efficacy of physical therapy conducted in patients with painful shoulder syndrome in the course of rotator cuff injury.</p><p><strong>Patients and methods: </strong>Materials and Methods: The study involved a group of 25 patients: 15 women and 10 men. The patients were treated at a rehabilitation clinic in Radom for a period of 3 weeks. The physical therapy used in study patients included diadynamic currents, ultrasound therapy, cryotherapy, shockwave therapy, and kinesiotherapy.</p><p><strong>Results: </strong>Results: After treatment, the pain was eliminated or remarkably reduced and the range of joint motion was increased in all planes.</p><p><strong>Conclusion: </strong>Conclusions: 1. The physical therapy used in study patients helped eliminate or reduce pain. 2. The range of joint motion was increased in all planes. 3. The quality of life and functioning in study patients was improved. 4. Treatment of this disorder is based on physical therapy.</p>","PeriodicalId":39518,"journal":{"name":"Polski Merkuriusz Lekarski","volume":"53 2","pages":"166-173"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144048972","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":"Evaluation of the patient-centric principle in the organization of medical care and prevention of open-angle glaucoma progression.","authors":"Volodymyr O Melnyk, Borys I Palamar","doi":"10.36740/Merkur202502107","DOIUrl":"https://doi.org/10.36740/Merkur202502107","url":null,"abstract":"<p><strong>Objective: </strong>Aim: To investigate the patient-centred principle in preventing and providing medical care for open-angle glaucoma.</p><p><strong>Patients and methods: </strong>Materials and Methods: A systematic approach was implemented using a comprehensive set of methods. A self-developed questionnaire was used to collect data. The patient survey was conducted from 1 May 2024 to 30 August 2024. A targeted selection of respondents who underwent surgical treatment for primary open-angle glaucoma from all regions of Ukraine was applied using the main array method (N = 1000).</p><p><strong>Results: </strong>Results: The study revealed that satisfaction with ophthalmological care was expressed by more than 90% ± 0.95% of respondents (rate per 100 respondents ± standard error). A hereditary predisposition to glaucoma was identified in 20% ± 1.26% of respondents. In more than 80% ± 1.26% of cases, glaucoma was detected by an ophthalmologist, while in more than 17% ± 1.88% of cases, it was identified by a family doctor.</p><p><strong>Conclusion: </strong>Conclusions: In order to defect glaucoma early and monitor the progression of the disease, there is a need for informational and methodological work with primary care doctors, implementation of algorithms for preventive examinations of patients. Patient awareness regarding the safety and effectiveness of glaucoma surgery affects the timeliness of surgical intervention and vision preservation.</p>","PeriodicalId":39518,"journal":{"name":"Polski Merkuriusz Lekarski","volume":"53 2","pages":"191-202"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144019588","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}
Julia Stawińska-Dudek, Martyna Brzoza, Aleksandra Bielecka, Ali Aboud, Kornelia Stawińska
{"title":"The impact of caffeine consumption on reproductive health. A literature review.","authors":"Julia Stawińska-Dudek, Martyna Brzoza, Aleksandra Bielecka, Ali Aboud, Kornelia Stawińska","doi":"10.36740/Merkur202503119","DOIUrl":"https://doi.org/10.36740/Merkur202503119","url":null,"abstract":"<p><strong>Objective: </strong>Aim: Caffeine is popular stimulant added to a lot of drinks, such as coffee, tea, sodas, and energy drinks. However, there is a dispute over how caffeine affects reproduction and fertility for both men and women. This review aims to provide an insight into this matter including the impact of caffeine on male and female fertility, primary infertility, fertility treatment outcomes, time to pregnancy, spontaneous abortion, sperm ploidy, assisted reproductive technologies, sperm DNA and semen quality.</p><p><strong>Patients and methods: </strong>Materials and Methods: The review is based on the thorough analysis of the materials selected from \"PubMed\" and \"Google Scholar\" scientific databases using the following key words: caffeine; coffee; fertility; infertility; tea. These key words were chosen based on their relevance to the matter of an article.</p><p><strong>Conclusion: </strong>Conclusions: According to the researched studies, moderate caffeine consumption does not pose a hazard for fertility neither regarding men, nor women. However, high caffeine intake, may pose reproductive risks, including an increased miscarriage risk in women and compromised semen quality in men. These findings support the current health guidelines recommending caffeine intake moderation for individuals of reproductive age. Nonetheless, further studies are required to clarify the nuanced effects of caffeine on fertility and assisted reproductive technologies outcomes to provide individuals with the essential knowledge to make proper dietary choices during family planning.</p>","PeriodicalId":39518,"journal":{"name":"Polski Merkuriusz Lekarski","volume":"53 3","pages":"423-427"},"PeriodicalIF":0.0,"publicationDate":"2025-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144601770","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}