دوره 5، شماره 1 - ( 12-1399 )                   جلد 5 شماره 1 صفحات 1-3 | برگشت به فهرست نسخه ها


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چکیده:   (196 مشاهده)
Humanity faces a pandemic crisis every centuary. A new disease, the coronavirus disease 2019 (COVID-19), was recognized in Wuhan, Hubei Province, China, in December 2019. With its quick spread inside and outside of China, during the succeeding months (1, 2), Covid-19 was announced a public health emergency of global concern by The World Health Organization (WHO), called Covid-19 pandemic (3). Almost all countries had confirmed cases, more than 2 milion deaths, and a drastically growing number of suspected cases by April 21, 2020 (4).
     
نوع مطالعه: نامه به سردبیر |
دریافت: 1399/6/3 | پذیرش: 1399/12/20 | انتشار: 1399/12/20