RT Journal Article SR Electronic T1 The authors respond to “Thrombophilia testing in venous thromboembolism” JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP E172 OP E172 DO 10.1503/cmaj.68991 VO 190 IS 6 A1 Faizan Khan A1 Grégoire Le Gal A1 Marc A. Rodger YR 2018 UL http://www.cmaj.ca/content/190/6/E172.abstract AB