Study questions length of immunity against virus

Study questions length of immunity against virus
https://ift.tt/37SQFCE Levels of an antibody found in recovered Covid-19 patients fell sharply in 2-3 months after infection for both symptomatic and asymptomatic patients, according to a Chinese study, raising questions about the length of any immunity against the novel coronavirus.

https://ift.tt/eA8V8J from Times of India https://ift.tt/37SQFCE

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June 23, 2020 at 06:32AM