Choosing Wisely Canada: The Canadian College of Medical Geneticists' (CCMG) list of five items physicians and patients should question. Issue 2 (19th August 2017) - Goh, Elaine; Guerin, Andrea; Lazier, Joanna; Goobie, Sharan; Nelson, Tanya N; Agatep, Ron; Siu, Victoria Mok; Niederhoffer, Karen Y; Richer, Julie