title: [Etiologic and clinical study on infantile pneumonia].
mesh_terms: D000256:Adenoviridae / Q000302:isolation & purification; D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D009177:Mycoplasma pneumoniae / Q000302:isolation & purification; D011014:Pneumonia / Q000382:microbiology*; D012136:Respiratory Syncytial Viruses / Q000302:isolation & purification; D013211:Staphylococcus aureus / Q000302:isolation & purification; D013212:Staphylococcus epidermidis / Q000302:isolation & purification