RT Journal Article SR Electronic T1 Electronic cigarettes JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1427 OP 1427 DO 10.1503/cmaj.130806 VO 185 IS 16 A1 Jennifer L. Reed A1 Alan A. Gervais A1 Robert D. Reid YR 2013 UL http://www.cmaj.ca/content/185/16/1427.abstract AB