Patient Safety Tutorial 325 World Health Organization Surgical Safety Checklist Dr. Natasha Woodman ST6 Anaesthetic Registrar, Great Ormond Street Hospital, London, UK Edited by Dr. Isabeau Walker Consultant Anaesthetist, Great Ormond Street Hospital, London, UK Correspondence to atotw@wordpress-1154955-4022140.cloudwaysapps.com 5th FEB 2016 Abstract Sign in to view the tutorial. Sign In This work by WFSA is licensed under a Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License. To view this license, visit https://creativecommons.org/licenses/by-nc-nd/4.0/