RT Journal Article SR Electronic T1 Addressing physician burnout at the systems level JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E174 OP E174 DO 10.1503/cmaj.109-5556 VO 190 IS 6 A1 Collier, Roger YR 2018 UL http://www.cmaj.ca/content/190/6/E174.abstract