C FriedmanMike GlynnRobert QuickB KhannaNaomi IihoshiCarmen RevolloB. D. Gold2026-03-222026-03-22199810.1002/j.1536-4801.1998.tb01382.xhttps://doi.org/10.1002/j.1536-4801.1998.tb01382.xhttps://andeanlibrary.org/handle/123456789/74781enMedicineIncidence (geometry)Helicobacter pyloriCohortGastroenterologyCohort studyHelicobacter InfectionsInternal medicinePediatrics<i>HELICOBACTER PYLORI</i> SERO‐INCIDENCE IN A COHORT OF RURAL BOLIVIAN CHILDRENarticle