BACKGROUND: Hepatic abscess secondary to Salmonella is extremely rare in the United States and other Western countries. ......

目的研究大鼠胃内pH值的变化与胃及肺部细菌数量变化的关系,观察是否存在大鼠胃内细菌到肺部的逆向定植。方法3月龄Wister大鼠20只......