Epidemiology, microbiology, and immunology of pneumococcal infections.
D001428:Bacterial Vaccines / Q000008:administration & dosage; D006801:Humans; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D011008:Pneumococcal Infections / Q000276:immunology*; D012306:Risk; D014611:Vaccination
D001428:Bacterial Vaccines; D007074:Immunoglobulin G; D007075:Immunoglobulin M