RT Journal Article SR Electronic T1 Medicine slow to recognize social media as window into the patient experience JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E87 OP E88 DO 10.1503/cmaj.109-5701 VO 191 IS 3 A1 Lauren Vogel YR 2019 UL http://www.cmaj.ca/content/191/3/E87.abstract