title: Aspects of the epidemiology of haemophilus meningitis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000907:Antibodies, Bacterial; D002353:Carrier State; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008583:Meningitis, Haemophilus / Q000453:epidemiology* / Q000235:genetics / Q000276:immunology
chemical_list: D000907:Antibodies, Bacterial