RT Journal Article SR Electronic T1 Deep vein thromboprophylaxis in medically ill patients: poor compliance and limitations of guidelines JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP 644 OP 645 DO 10.7861/clinmedicine.7-6-644a VO 7 IS 6 A1 K Muralidhara A1 K Brock A1 P Goulden A1 J Kumar YR 2007 UL http://www.rcpjournals.org/content/7/6/644.2.abstract AB