title: A comparison of a string test-PCR assay and a stool antigen immunoassay (HpSA) for Helicobacter pylori screening in Peru.
authors.affiliation: Infectious  Diseases Laboratory, Department of Pathology, Cayetano Heredia National University, Lima, Peru  .
authors.forename: D E
authors.initials: DE
authors.lastname: Roth
authors.forename: B
authors.initials: B
authors.lastname: Velapatiño
authors.forename: R H
authors.initials: RH
authors.lastname: Gilman
authors.forename: W W
authors.initials: WW
authors.lastname: Su
authors.forename: D E
authors.initials: DE
authors.lastname: Berg
authors.forename: L
authors.initials: L
authors.lastname: Cabrera
authors.forename: E
authors.initials: E
authors.lastname: Garcia
mesh_terms: D000293:Adolescent; D000328:Adult; D000942:Antigens, Bacterial / Q000302:isolation & purification; D005240:Feasibility Studies; D005243:Feces / Q000382:microbiology*; D005260:Female; D016481:Helicobacter Infections / Q000175:diagnosis*; D016480:Helicobacter pylori / Q000276:immunology / Q000302:isolation & purification*; D006801:Humans; D008297:Male; D008403:Mass Screening / Q000379:methods; D008875:Middle Aged; D016133:Polymerase Chain Reaction / Q000379:methods* / Q000592:standards
chemical_list: D000942:Antigens, Bacterial