@article{Lee_2022,
title={The Influence of Face Shields on the Quality of Colonoscopy in the Era of the COVID-19 Pandemic},
volume={16},
ISSN={2005-1212},
url={http://dx.doi.org/10.5009/gnl210063},
DOI={10.5009/gnl210063},
number={3},
journal={Gut and Liver},
publisher={The Editorial Office of Gut and Liver},
author={Lee,
Jin Wook and Lee,
Hyo Jeong and Kim,
Dae Sung and Yoon,
Jiyoung and Hong,
Seung Wook and Hwang,
Ha Won and Lee,
Jong-Soo and Kim,
Gwang-Un and Lee,
Sinwon and Choe,
Jaewon and Park,
Jin Hwa and Yang,
Dong-Hoon and Byeon,
Jeong-Sik},
year={2022},
month=may,
pages={404–413} }