RT Journal Article SR Electronic T1 Alberta obtains standby ventilators from federal stockpile JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E25 OP E26 DO 10.1503/cmaj.109-3107 VO 182 IS 1 A1 Laura Eggertson YR 2010 UL http://www.cmaj.ca/content/182/1/E25.abstract