AU - Herzig SJ, Vaughn BP, Howell MD, Ngo LH, Marcantonio ER TI - ACid-suppressive medication use and the risk for nosocomial gastrointestinal tract bleeding PT - JOUR DP - 2011 TA - Archives of Internal Medicine pages = {991-997}, VI - 171 IP - 11 AID - 10.1001/archinternmed.2011.14 [doi] 4100 - http://dx.doi.org/10.1001/archinternmed.2011.14 SO - Archives of Internal Medicine June 13, 2011 171(11):991