title: Diagnosis of Helicobacter pylori infection in primary and tertiary care centers.
authors.affiliation: Department of Medicine, Maulana Azad Medical College, New Delhi.
authors.forename: R
authors.initials: R
authors.lastname: Dewan
authors.forename: G K
authors.initials: GK
authors.lastname: Sachdev
mesh_terms: D001944:Breath Tests; D016481:Helicobacter Infections / Q000175:diagnosis*; D016480:Helicobacter pylori; D006801:Humans; D012680:Sensitivity and Specificity; D014510:Urease
chemical_list: D014510:Urease