title: Helicobacter (Campylobacter) pylori: a new twist to an old disease.
authors: Department of Laboratory Medicine, Johns Hopkins Medical Institutions, Baltimore, Maryland 21205.
authors: J D
authors: JD
authors: Dick
mesh_terms: D000818:Animals; D016481:Helicobacter Infections / Q000175:diagnosis / Q000209:etiology*; D016480:Helicobacter pylori / Q000302:isolation & purification / Q000472:pathogenicity* / Q000502:physiology; D006801:Humans; D013272:Stomach Diseases / Q000175:diagnosis / Q000209:etiology; D014774:Virulence