TY  - JOUR 
T1  - Dilated esophagus on a preoperative chest radiograph: an easily missed risk factor for aspiration
JO  - Brazilian Journal of Anesthesiology
A1  - Wei, Penghui
A1  - Li, Ye
A1  - Li, Jing
A1  - Li, Jianjun
SN  - 2352-2291
UL  - 10.1016/j.bjane.2021.04.018
VL  - 72 
Y1  - 2022
PB  - Brasil 
ER  -