TY - JOUR T1 - Waiting for medicine’s black swans JF - Canadian Medical Association Journal JO - CMAJ SP - E246 LP - E247 DO - 10.1503/cmaj.109-4135 VL - 184 IS - 5 AU - Sabrina Doyle Y1 - 2012/03/20 UR - http://www.cmaj.ca/content/184/5/E246.abstract ER -