[1] Univ Hosp Bristol NHS Fdn Trust, Natl Inst Hlth Res Collaborat Leadership Appl Hlt, Bristol, Avon, England
[2] Univ Bristol, Sch Med, Populat Hlth Sci, Bristol, Avon, England
[3] West England Acad Hlth Sci Network, Patient Safety Collaborat, Bristol, Avon, England
[4] North Bristol NHS Trust, Gen Surg, Bristol, Avon, England
[5] NHS Gloucestershire Clin Commissioning Grp, Governing Body, Brockworth, England