AU - Birkmeyer NO, Finks JF, Carlin AM, et al TI - COmparative effectiveness of unfractionated and low-molecular-weight heparin for prevention of venous thromboembolism following bariatric surgery PT - JOUR DP - 2012 TA - Archives of Surgery pages = {994-998}, VI - 147 IP - 11 AID - 10.1001/archsurg.2012.2298 [doi] 4100 - http://dx.doi.org/10.1001/archsurg.2012.2298 SO - Archives of Surgery November 1, 2012 147(11):994