TY - JOUR AU - Classen, DC; Pestotnik, SL; Evans, RS; Burke, JP TI - Computerized surveillance of adverse drug events in hospital patients JO - JAMA IS - 20 VL - 266 PY - 1991 DO - 10.1001/jama.1991.03470200059035 L3 - PubMed-ID: 1942452 SP - 2847 EP - 51. N1 - Nov 27; ER -