RT Journal Article SR Electronic T1 VTE prevention in major orthopedic surgery (Supplement 3 to Volume 75, April 2008) JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 471 OP 472 VO 75 IS 7 A1 Boyd, Harold S. YR 2008 UL http://www.ccjm.org/content/75/7/471.2.abstract AB