BibTex format
@article{Bottle:2022:10.1136/bmjopen-2021-060251,
author = {Bottle, R and Faitna, P and Brett, S and Aylin, P},
doi = {10.1136/bmjopen-2021-060251},
journal = {BMJ Open},
pages = {1--11},
title = {Factors associated with, and variations in, COVID-19 hospital death rates in England’s first two waves: observational study},
url = {http://dx.doi.org/10.1136/bmjopen-2021-060251},
volume = {12},
year = {2022}
}