RT Journal Article SR Electronic T1 Thromboprophylaxis in medical inpatients reduces pulmonary embolism, increases the risk of major haemorrhage and does not reduce total mortality, producing questionable net clinical benefit JF Evidence Based Medicine JO Evid Based Med FD BMJ Publishing Group Ltd SP 154 OP 155 DO 10.1136/ebmed-2012-100509 VO 17 IS 5 A1 Crowther, Mark A1 Gracia, David G YR 2012 UL http://ebm.bmj.com/content/17/5/154.abstract AB