5Messori A, Trippoli S, Vaiani M, Gorini M, Corrado A. Bleeding and pneumonia in intensive care patients given ranitidine and sucralfate for prevention of stress ulcer: meta-analysis of randomized controlled trials [J]. BM J, 2000,11(4): 1103-1106.
6Yildizdas D, Yapicioglu H, Yilmaz HL. Occurrence of ventilatorassociated pneumonia in mechanically ventilated pediatric intensive care patients during stress ulcer prophylaxis with sucralfate, ranitidine, and omeprazole[J]. J Crit Care,2002,17(4):240-245.