TY - JOUR T1 - Clinical practice guidelines and the overuse of health care services: need for reform JF - Canadian Medical Association Journal JO - CMAJ SP - E297 LP - E298 DO - 10.1503/cmaj.181496 VL - 191 IS - 11 AU - Ismail Jatoi AU - Sunita Sah Y1 - 2019/03/18 UR - http://www.cmaj.ca/content/191/11/E297.abstract ER -