TY  - JOUR 
T1  - Effects of face mask on pulse rate and blood oxygenation
JO  - einstein (São Paulo)
A1  - Castro, Pedro Alves Soares Vaz de
A1  - Freire, Bruno Rodarte
A1  - Petroianu, Andy
SN  - 1679-4508
UL  - 10.31744/einstein_journal/2023AO0349
VL  - 21 
Y1  - 2023
PB  - Brasil 
ER  -