RT Journal Article SR Electronic T1 Perspectives on consent JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 2019 OP 2019 DO 10.1503/cmaj.112-2091 VO 184 IS 18 A1 Hall, Daniel E. A1 Prochazka, Allan V. A1 Fink, Aaron S. YR 2012 UL http://www.cmaj.ca/content/184/18/2019.2.abstract