title: [Studies on the clinical application of pneumococcal vaccine. Distribution of Streptococcus pneumoniae in Japan].
mesh_terms: D000293:Adolescent; D000328:Adult; D000937:Antigen-Antibody Reactions; D001428:Bacterial Vaccines / Q000276:immunology / Q000592:standards*; D002648:Child; D002675:Child, Preschool; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011008:Pneumococcal Infections / Q000276:immunology; D013296:Streptococcus pneumoniae / Q000145:classification* / Q000276:immunology
chemical_list: D001428:Bacterial Vaccines