RT Journal Article SR Electronic T1 Unusual venous thrombosis JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 697 OP 698 DO 10.1503/cmaj.114-0043 VO 186 IS 9 A1 James D. Douketis A1 Marc Carrier A1 Mark A. Crowther YR 2014 UL http://www.cmaj.ca/content/186/9/697.3.abstract AB