RESULTS The proportion of Escherichia coli, Shigella flexneri and Staphylococcus epidermidis was predominant (29.9%, 19.6%, and 14.3%).

• 结果病原菌以致病性大肠埃希菌、弗氏志贺菌、表皮葡萄球菌所占比重最大(29.；9%25、19