减毒的沙门氏菌是一种非病原性细菌，能靶向肿瘤并产生局部抗肿瘤的效应。
Attenuated salmonella is a group of non-pathogenic bacteria that can target tumors and has local anti-tumor effects.
目的探讨广州地区婴幼儿非细菌性下呼吸道感染病原学特征。
Objective to investigate the nonbacterial etiology of children's acute lower respiratory infection in Guangzhou.
应用推荐