title: Ecology of group B streptococci.
mesh_terms: D000328:Adult; D002353:Carrier State / Q000382:microbiology; D004197:Disease Reservoirs; D004463:Ecology; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000453:epidemiology / Q000382:microbiology; D008297:Male; D012703:Serotyping; D013290:Streptococcal Infections / Q000276:immunology / Q000382:microbiology*; D013292:Streptococcus agalactiae / Q000145:classification / Q000276:immunology