Jones Philip M, Shariff Salimah Z, Wijeysundera Duminda N
Department of Anesthesia and Perioperative Medicine, University of Western Ontario, London, Ontario, Canada.
Institute of Clinical Evaluative Sciences, Western Site (ICES Western), London, Ontario, Canada.
JAMA. 2018 Jun 5;319(21):2237-2238. doi: 10.1001/jama.2018.4462.