نتایج جستجو برای: covid 19 coronavirus
تعداد نتایج: 470511 فیلتر نتایج به سال:
Coronaviruses are a large family of viruses that have endangered the lives of many people with several outbreaks throughout history. The Coronavirus Disease 2019 (COVID-19) recently caused a pandemic [1]. It began in China from December 2019, and by now it has affected 201 countries, more than 37,423,660 people worldwide, and claimed the lives of more than 1,074,817 people [2].
A global pandemic of coronavirus disease requires a rapid solution by achieving the herd immunity with vaccination. Production vaccines usually years research and testing before they can be used. In 2020, scientific community launched worldwide aim producing in record time. More than 60 are currently being tested human clinical trials, about 20 them have reached final stages testing. Arrangemen...
At the end of 2019, severe acute respiratory syndrome coronavirus 2SARS-CoV-2) emerged in Wuhan, Hubei Province, China, and infected over 4 million people around the world. Individuals with coronavirus disease 2019 (COVID-19) have an influenza-like illness and respiratory tract infections. We can categorize patients in three main groups: asymptomatic infected cases, patients with mild upper res...
Coronavirus disease (COVID-19), which is a threat to global health, in addition to endangering physical health, will exert irrecoverable psychological effects. Due to this, it is necessary to know the positive psychological factors and effective psychological therapies to deal with this disease. the purpose of this study was to investigate interventions and psychological characteristics affec...
Background and Purpose: Coronavirus pandemic has affected numerous people across the globe. This disease threatens physical health, disrupts daily life, and causes sudden death anxiety that increases gradually by the announcement of Coronavirus deaths. Due to the importance of reducing death anxiety, the present study aimed to predict death anxiety among COVID-19 patients based on the meaning o...
Background: There is sparse information to describe the clinical features and outcomes of patients infected with coronavirus disease 2019 (COVID-19). Methods: In a single-center retrospective observational study, 50 patients infected with COVID-19 were studied. Epidemiological, demographic, clinical, laboratory, radiological, and treatment data were collected and analyzed. Outcomes of crit...
Background and purpose: Lung involvement is highly important in patients with Coronavirus disease 2019 (COVID-19) and CT scan plays a major role in diagnosis and treatment of patients. This study investigated a large sample size of COVID-19 patients who performed CT scan. Materials and methods: This descriptive cross-sectional study was done using the CT scan findings of all suspected, probabl...
Background: The Covid-19 pandemic continues to adversely affect healthcare systems globally. Developed and underdeveloped countries continue to strive towards sustainable health policies that will help in containing the spread and at the same time managing positive cases. Global policy initiatives since the confirmation of the outbreak is guided by the recommendations from the World health orga...
سخن سردبیر Editorial مجله دانشگاه علوم پزشکی رفسنجان دوره نوزدهم، فروردین 1399، 2-1 جهان و بیماری کرونا ویروس جدید (کووید-19) ) World and the novel coronavirus disease (COVID-19 محسن رضائیان[1]،[2] M.Rezaeian به هنگام تکمیل این سخن سردبیری در بیست و سوم فروردین سال 1399 برابر با یازدهم آوریل سال 2020 میلادی، تقریباً صد روز از گزارش رسمی بیماری جدیدی ...
Modes of transmission of the COVID-19 virus are still unclear. The virus could spread through direct routes, including aerosols and saliva, and indirect transmission through contaminated surfaces. Dental practitioners produce airborne infectious particles especially when using rotary instruments during treatment. Oral fluids, blood, and oral mucosa are also sources of infection, so dentists ar...
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