Viral etiology and risk factors for severe community-acquired pneumonia in children
DING Xiao-Fang, ZHANG Bing, ZHONG Li-Li, XIAO Ni-Guang, ZHOU Qiong-Hua, DUAN Zhao-Jun, XIE Zhi-Ping, GAO Han-Chun
中国当代儿科杂志 . 2012, (06): 449 -453 .