[Clinical and etiological analyses of acute lower respiratory tract infections in children in Kunming area].
Wu
Qian
Q
Ni
Lin-xian
LX
Li
Yang-fang
YF
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D002681:China / Q000453:epidemiology; D005260:Female; D006801:Humans; D015994:Incidence; D007223:Infant; D008297:Male; D012141:Respiratory Tract Infections / Q000453:epidemiology* / Q000821:virology*; D014777:Virus Diseases / Q000453:epidemiology