● Science Direct, 2020 May 13 – A study on infectivity of asymptomatic SARS-CoV-2 carriers We report here a case of the asymptomatic patient and present clinical characteristics of 455 contacts, which aims to study the infectivity of asymptomatic carriers. … we conclude that the infectivity of some asymptomatic SARS-CoV-2 carriers might be weak. <see Article> ● “In reality, the virus clinically no longer exists in […]
pop_tit_serv (inner arguments): + pre - virus-weakens
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