title: Pneumonia in childhood.
mesh_terms: D000942:Antigens, Bacterial / Q000032:analysis*; D002648:Child; D002675:Child, Preschool; D006193:Haemophilus influenzae / Q000276:immunology; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D011014:Pneumonia / Q000209:etiology / Q000382:microbiology*; D013296:Streptococcus pneumoniae / Q000276:immunology
chemical_list: D000942:Antigens, Bacterial