[1] WU X C. Handbook of Drug Induced Disease(药源性疾病治疗手册)[M].Beijing: People's Military Medical Press,2005:1-8. [2] BU Y S, XU Y G, CUI J G, et al. Study on the incidence rate of adverse events correlated with transfusion in tianjin[J]. Chin J Hosp Pharm(中国医院药学杂志), 2010,30(14):1233-1235. [3] WAN X, LIU J P. Sample size estimation in clinical research (2): observational research[J]. J Tradit Chin Med(中医杂志), 2007,48(7):599-601. [4] ZHU G H, WANG Q Z, HUANG X X, et al. Risk facotrs analysis of the drug adverse reaction of Lincomycin by propective epidemiological monitor[J]. Chin Pharm J(中国药学杂志), 2008,43(24):1921-1923.