RT Journal Article SR Electronic T1 Polypharmacy: prevention and management JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1321 OP 1321 DO 10.1503/cmaj.114-0082 VO 186 IS 17 A1 C. Shawn Tracy A1 Jonathan Fuller A1 Ross E.G. Upshur YR 2014 UL http://www.cmaj.ca/content/186/17/1321.1.abstract AB