TY  - JOUR 
T1  - The seven constitutive respiratory defense barriers against SARS-CoV-2 infection
JO  - Revista da Sociedade Brasileira de Medicina Tropical
A1  - Tosta, Eduardo
SN  - 0037-8682
UL  - 10.1590/0037-8682-0461-2021
VL  - 54 
Y1  - 2021
PB  - Brasil 
ER  -