No menu items!

Tag: Scientists at Oxford University

RIO DE JANEIRO, BRAZIL - The Pfizer/BioNtech vaccine is more effective in fighting Delta coronavirus cases than Oxford/AstraZeneca's, but its efficacy fades faster, a British study says. The study established that for high viral load infections, a Pfizer second-dose recipient...

LATEST NEWS

WEATHER

Rio de Janeiro
clear sky
24.8 ° C
26.1 °
24 °
78 %
3.1kmh
0 %
Sat
30 °
Sun
29 °
Mon
27 °
Tue
23 °
Wed
27 °