TY - JOUR T1 - Competing interests of authors JF - Canadian Medical Association Journal JO - CMAJ SP - 825 LP - 825-a DO - 10.1503/cmaj.109-2033 VL - 181 IS - 11 AU - Derryck H. Smith Y1 - 2009/11/24 UR - http://www.cmaj.ca/content/181/11/825.2.abstract ER -