COVID-19 hospital prevalence as a risk factor for mortality: an observational study of a multistate cohort of 62 hospitals
Mohamad Ghazi Fakih, Allison Ottenbacher, Baligh Yehia, Richard Fogel, Collin Miller, Angela Winegar, Christine Jesser, Joseph Cacchione
BMJ Quality & Safety Jan 2022, 31 (1) 45-53; DOI: 10.1136/bmjqs-2021-013721