نتایج جستجو برای: natural infection

تعداد نتایج: 920855  

Journal: :Emerging Infectious Diseases 2021

Abstract We found severe acute respiratory syndrome coronavirus 2 RNA in 6 (8.4%) of 71 ferrets central Spain and isolated sequenced virus from 1 oral rectal swab specimen. Natural infection occurs kept when circulation among humans is high. However, small ferret collections probably cannot maintain circulation.

Journal: :The American Journal of Tropical Medicine and Hygiene 1994

Journal: :The Japanese Journal of Veterinary Science 1955

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