RT Journal Article SR Electronic T1 One EHR should not rule them all JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E844 OP E844 DO 10.1503/cmaj.72273 VO 191 IS 30 A1 Steven C. Wong A1 Charles Osborne YR 2019 UL http://www.cmaj.ca/content/191/30/E844.abstract