نتایج جستجو برای: rate ofconvergence

تعداد نتایج: 960384  

Journal: :jundishapur journal of microbiology 0
ghodratollah roshanaei modeling of noncommunicable diseases research center, department of biostatistics and epidemiology, school of public health, hamadan university of medical sciences, hamadan, ir iran masoud sabouri ghannad department of microbiology, research center for molecular medicine, faculty of medicine, hamadan university of medical sciences, hamadan, ir iran; department of microbiology, research center for molecular medicine, faculty of medicine, hamadan university of medical sciences, hamadan, ir iran. tel: +98-8118380160; ext: 47, fax: +98-8118380208 mohammad saatchi department of biostatistics and epidemiology, school of public health, hamadan university of medical sciences, hamadan, ir iran salman khazaei department of biostatistics and epidemiology, school of public health, hamadan university of medical sciences, hamadan, ir iran mohammad mirzaei department of health services, hamadan university of medical sciences, hamedan, ir iran

results cox regression analysis showed that co-infection with hiv significantly affects the survival rate of tb patients so that the rate of death was 20.7 (8.1-53) times more than tb infected patients alone. also, married patients with tuberculosis were 2.7 times more at risk of death than single subjects. we also confirmed that in hiv/tb positive patients, married individuals were more prone ...

ژورنال: زیست شناسی ایران 2020

Knowing the true rate of death from covid-19 will help us fight the pandemic, but for the moment it eludes us, reports Michael Le Page.  

Journal: :journal of lasers in medical sciences 0
mohammad reza razaghi laser application in medical sciences research center, shahid beheshti university of medical sciences, tehran, iran abdollah razi laser application in medical sciences research center, shahid beheshti university of medical sciences, tehran, iran

introduction: the aim of this study is to compare holmium laser (ll) with pneumatic lithoclast (pl) in patients with upper ureteral stones and their ability to destruct the stones and making the patient stone free. we also compare the duration of these procedures and their complications, such as urosepsis, perforation, and pushing the stone backward. methods: this has been a clinical randomized...

ژورنال: :مجله سازمان نظام پزشکی جمهوری اسلامی ایران 0

مقدمه

Journal: :middle east journal of digestive diseases 0
mohsen ahkondi meybodi shahid sadoughi university of medical sciences-yazd, iran marzieh ghane sara akhondi-meybodi golnaz dashti

background the number of patients with gastric cancer is growing worldwide. in iran (in 2009) of the 74067 new cases of cancer, 6886 were diagnosed as having gastric cancer. this study was conducted to investigate 5-year survival rate for gastric cancer in yazd province, central iran. methods in this descriptive study, the medical records of patients with gastric cancer were collected from the ...

Journal: :journal of dental school, shahid beheshti university of medical sciences 0
محمد جعفریان mohammad jafarian dental school, shahid beheshti university of medical sciences, tehran- iran.دانشکده دندانپزشکی، دانشگاه علوم پزشکی شهید بهشتی محمد بیات mohammad bayat dental school, tehran university of medical sciences, tehran- iran.دانشکده دندانپزشکی، دانشگاه علوم پزشکی تهران نغمه عمادی naghmeh emadi dental school, shahid beheshti university of medical sciences, tehran- iran.دانشکده دندانپزشکی، دانشگاه علوم پزشکی شهید بهشتی امیرحسین پاکروان amir hossein pakravan dental school, shahid beheshti university of medical sciences, tehran- iran.دانشکده دندانپزشکی، دانشگاه علوم پزشکی شهید بهشتی

objective: at present, treatment of edentulous areas with implant-supported prosthesis has greatly increased. the aim of this study was to assess the survival rate of implants with different diameters. methods: this retrospective study was conducted on 239 warfare victims presenting to qazi tabatabaie clinic during 2000-2010. a total of 1,649 implants were placed. the success criteria included ...

Journal: :iranian journal of health sciences 0
hossein alidadi department of environmental health engineering, health sciences research center, mashhad mohammad taghi shakeri department of community medicine, medical school, mashhad university of medical sciences, mashhad, iran ahmad hoseinzadeh department of environmental health engineering, school of health, mashhad university of medical sciences, mashhad, iran anoosheh noorani medical school, mashhad university of medical sciences, mashhad, iran

background & purpose: air pollution has been known as one of the most effective factors on cardiovascular, pulmonary and infectious diseases. this study aims to determine the relation between mortality rate and air pollution in mashhad during 2007-2009. materials & methods: data of air pollution, mortality rate and geographic factors were collected during 2007-2009 and analyzed. mortality rate,...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیراز - دانشکده علوم 1351

هنگامیکه گزانتین در محلولی با ph دوازده در حضور اکسیژن مورد تابش نور ماوراء بنفش قرار گیرد عمل تجزیه بر اثر نور (photodecomposition) انجام خواهد شد. چنانچه اکسیژن وجود نداشته باشد هیچگونه واکنش بوسیله نور مشاهده نشده است . مکانیزم تجزیه نوری گزانتین براساس مطالعه کمی میزان پیشرفت واکنش (rate) در یک نمود (شمای) پنج مرحله ای داده شده است . میزان پیشرفت واکنش بطرز پیچیده ای به غلظت گزانتین و اکسیژ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی اصفهان - دانشکده ریاضی 1389

one of the most important number sequences in mathematics is fibonacci sequence. fibonacci sequence except for mathematics is applied to other branches of science such as physics and arts. in fact, between anesthetics and this sequence there exists a wonderful relation. fibonacci sequence has an importance characteristic which is the golden number. in this thesis, the golden number is observed ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد شاهرود - دانشکده فنی 1390

به دنبال افزایش ظرفیت یکی از واحدهای عملیاتی، طراحی مجدد و تعیین حداکثر انعطاف برج های دی پروپانایزر و دی بوتانایزر آن واحد در دستور کار قرار گرفت. لذا برای طراحی متناسب با شرایط خوراک و کیفیت مطلوب محصول دو برج مذکور، محاسبات با در نظر گرفتن شرایط واقعی به صورت دستی و از طریق نرم افزار انجام و نتایج بدست آمده با حالت موجود مقایسه و تاثیر برخی پارامتر های عملیاتی بررسی شد. در این راستا خصوصیات ...

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