title: Pearls and pitfalls of assessing Helicobacter pylori status.
authors.affiliation: Department of Medicine, VA Medical Center, Houston, TX, USA.
authors.forename: Z Z
authors.initials: ZZ
authors.lastname: Nurgalieva
authors.forename: D Y
authors.initials: DY
authors.lastname: Graham
mesh_terms: D016481:Helicobacter Infections / Q000175:diagnosis*; D016480:Helicobacter pylori / Q000302:isolation & purification; D006801:Humans; D012698:Serologic Tests