According to medical experts definition of a reinfection is ” A person who was symptomatic and tested positive with an RT-PCR, recovered and was cleared after an RT-PCR test, has been absolutely fine in the middle and has now again has Covid-19 disease after testing positive with another RT-PCR test ”     Reinfection Cases … Continue reading India worries deepens with Reinfection Cases Virus Mutating put Vaccine Efficacy quandary