title: Report of an epidemic of atypical pneumonia in children with observations on cold agglutination titers.
mesh_terms: D000371:Agglutination; D002648:Child; D006801:Humans; D007223:Infant; D011014:Pneumonia; D018410:Pneumonia, Bacterial; D011019:Pneumonia, Mycoplasma
keywords: PNEUMONIA/in infants and children