RT Journal Article SR Electronic T1 Health services research: a special CMAJ focus JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1504 OP E1504 DO 10.1503/cmaj.171389 VO 189 IS 49 A1 Patrick, Kirsten A1 Mamdani, Muhammad A1 Stanbrook, Matthew B. A1 Kelsall, Diane YR 2017 UL http://www.cmaj.ca/content/189/49/E1504.abstract