RT Journal Article SR Electronic T1 Intraosseous access JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E238 OP E238 DO 10.1503/cmaj.120971 VO 185 IS 5 A1 Hans Rosenberg A1 Warren James Cheung YR 2013 UL http://www.cmaj.ca/content/185/5/E238.abstract