There have been many questions about whether a person can contract #COVIDー19 #Covid19inSA a second time after shedding the viral load. @DrZweliMkhize explains what immunity means and how it relates to #coronavirus...(1/2)
There have been many questions about whether a person can contract #COVIDー19 #Covid19inSA a second time after shedding the viral load. @DrZweliMkhize explains what immunity is and how it relates to #coronavirus...(2/2)