RT Journal Article SR Electronic T1 Air ambulance transport JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E1462 OP E1462 DO 10.1503/cmaj.210354 VO 193 IS 37 A1 Sy, Eric A1 Ross, Terrance YR 2021 UL http://www.cmaj.ca/content/193/37/E1462.abstract