BibTex format
@article{Markar:2020:10.1016/S2468-1253(20)30236-3,
author = {Markar, SR and Clarke, J and Kinross, J and PanSurg, Collaborative group},
doi = {10.1016/S2468-1253(20)30236-3},
journal = {The Lancet Gastroenterology and Hepatology},
pages = {804--805},
title = {Practice patterns of diagnostic upper gastrointestinal endoscopy during the initial COVID-19 outbreak in England.},
url = {http://dx.doi.org/10.1016/S2468-1253(20)30236-3},
volume = {5},
year = {2020}
}