4Joseph JY, Sung AB, Ernst J, et al. Intravenous esomeprazole for prevention of recurrent peptic ulcer bleeding: A randomized Trial [J]. Ann Intern Med, 2009,150 ( 7 ) : 455.
5James Y, Wai K, Ustin CY, et al. Omeprazole before endoscopy in patients with gastrointestinal bleeding[J]. N Engl J Med, 2007,356(16) : 1 631.
