BEIJING - Umnyango wezempilo esifundazweni sase-Espirito Santo, eBrazil, umemezele ngoLwesibili ukuthi kukhona amasosha omzimba e-IgG, aqondene negciwane le-SARS-CoV-2, atholwe kumasampula e-serum kusukela ngoDisemba 2019. UMnyango wezeMpilo uthe amasampula e-serum ayi-7,370. yayiqoqwe phakathi kuka-D...
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