Zimbini iintlobo zovavanyo xa kuziwa ukukhangela i-COVID-19: iimvavanyo zentsholongwane, ezijonga usulelo lwangoku, kunye novavanyo lwe-antibody, oluchaza ukuba amajoni akho omzimba akha impendulo kusulelo lwangaphambili. Ke, ukwazi ukuba wosulelwe yintsholongwane, oko kuthetha ukuba unoku ...
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