RT Journal Article SR Electronic T1 Chance of a Hearing Aid JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1121 OP E1121 DO 10.1503/cmaj.181014 VO 190 IS 37 A1 Alan Blum YR 2018 UL http://www.cmaj.ca/content/190/37/E1121.abstract