TY  - JOUR 
T1  - Urgent/emergency surgery during COVID-19 state of emergency in Portugal: a retrospective and observational study
JO  - Brazilian Journal of Anesthesiology
A1  - Sá, Andreia Filipa
A1  - Lourenço, Sofia Fonseca
A1  - Teixeira, Rafael da Silva
A1  - Barros, Filinto
A1  - Costa, António
A1  - Lemos, Paulo
SN  - 2352-2291
UL  - 10.1016/j.bjane.2021.01.003
VL  - 71 
Y1  - 2021
PB  - Brasil 
ER  -