Walker Isabeau A, Shafer Steven L
From the *World Federation of Societies of Anaesthesiologists, and Consultant Paediatric Anaesthetist, Great Ormond Street Hospital, NHS Foundation Trust, London, United Kingdom; and †Department of Anesthesiology, Perioperative and Pain Medicine, Stanford University, Stanford, California.
Anesth Analg. 2015 Apr;120(4):721-4. doi: 10.1213/ANE.0000000000000639.