TY  - JOUR 
T1  - COVID-19 and Methylene Blue
JO  - Brazilian Journal of Cardiovascular Surgery
A1  - Wiwanitkit, Viroj
SN  - 0102-7638
UL  - 10.21470/1678-9741-2020-0462
VL  - 36 
Y1  - 2021
PB  - Brasil 
ER  -