Lim Rodrick K, McKillop Scott, Karanicolas Paul J, Scott Leslie
Department of Pediatrics,Children's Hospital, London Health Sciences Centre, Schulich School of Medicine & Dentistry, University of Western Ontario, London, Ont.
CMAJ. 2010 Mar 23;182(5):E227. doi: 10.1503/cmaj.090200. Epub 2010 Feb 22.