Scaling up Quality Improvement for Surgical Teams (QIST)—avoiding surgical site infection and anaemia at the time of surgery: a cluster randomised controlled trial of the effective... oleh Ashley Brian Scrimshire, Alison Booth, Caroline Fairhurst, Elizabeth Coleman, Ajay Malviya, Alwyn Kotze, Chris Tiplady, David Tate, Annie Laverty, Gillian Davis, Win Tadd, Belen Corbacho, David J. Torgerson, Catriona McDaid, Mike Reed, the QIST collaborators