RT Journal Article SR Electronic T1 Inferior vena cava filters JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 1234 OP 1234 DO 10.1503/cmaj.140897 VO 187 IS 16 A1 Sean A. Kennedy A1 Mark O. Baerlocher YR 2015 UL http://www.cmaj.ca/content/187/16/1234.abstract