The study examines the seropositivity of SARS-CoV-2 in healthy young adults and the risk of re-infection
The UK government is giving an “ethical signal” to study the effects of COVID-19 re-infection on the immune system
Evidence of a sustained immune response several weeks after vaccination against Pfizer-BioNTech BNT162b2
.jpg "The study examines the seropositivity of SARS-CoV-2 in healthy young adults and the risk of re-infection")
.jpg "Evidence of a sustained immune response several weeks after vaccination against Pfizer-BioNTech BNT162b2")
