title: Restriction fragment mapping of Branhamella catarrhalis: a new tool for studying the epidemiology of this middle ear pathogen.
mesh_terms: D002648:Child; D004269:DNA, Bacterial / Q000032:analysis; D004432:Ear, Middle / Q000382:microbiology; D006801:Humans; D001936:Moraxella catarrhalis / Q000145:classification* / Q000235:genetics / Q000302:isolation & purification; D009305:Nasopharynx / Q000382:microbiology; D010033:Otitis Media / Q000382:microbiology*; D010035:Otitis Media, Suppurative / Q000382:microbiology*; D012150:Polymorphism, Restriction Fragment Length
chemical_list: D004269:DNA, Bacterial