TY  - JOUR 
T1  - Immunity, virus evolution, and effectiveness of SARS-CoV-2 vaccines
JO  - Brazilian Journal of Medical and Biological Research
A1  - Belizário, J.E.
SN  - 0100-879X
UL  - 10.1590/1414-431X202010725
VL  - 54 
Y1  - 2021
PB  - Brasil 
ER  -