Nurse staffing and inpatient mortality in the English National Health Service: a retrospective longitudinal study
Ben Zaranko, Natalie Jean Sanford, Elaine Kelly, Anne Marie Rafferty, James Bird, Luca Mercuri, Janice Sigsworth, Mary Wells, Carol Propper
BMJ Quality & Safety May 2023, 32 (5) 254-263; DOI: 10.1136/bmjqs-2022-015291