T-cell study gains insight into COVID-19 immunity, asymptomatic people could be safer

T-cell study gains insight into COVID-19 immunity, asymptomatic people could be safer Scientists presenting the findings, from 100 non-hospitalised COVID-19 patients in Britain, said they were "reassuring" but did not mean people cannot in rare cases be infected twice with the disease. https://ift.tt/eA8V8J