COVID-19 protection increases after fourth vaccine dose but declines quickly - News-Medical.Net

COVID-19 protection increases after fourth vaccine dose but declines quickly - News-Medical.Net
A new study published in The New England Journal of Medicine has focussed on the relative effectiveness of the fourth dose, compared to the three doses vaccination regime, against confirmed infection and severe illness among older persons in the Israeli popul…
The emergence and rapid spread of a novel coronavirus, namely, severe acute respiratory syndrome coronavirus-2 (SARS-CoV-2), caused the ongoing coronavirus disease 2019 (COVID-19) pandemic. Numerous … [+5240 chars] Read More



Related Stories

See All