title: Efficacy of vonoprazan-based second-lineHelicobacter pylorieradication therapy in patients for whom vonoprazan-based ﬁrst-line treatment failed.
authors.affiliation: Department of Gastroenterology, Dokkyo Medical University Koshigaya Hospital, Koshigaya, Saitama Prefecture, Japan.
authors.forename: Yasumi
authors.initials: Y
authors.lastname: Katayama
authors.affiliation: Department of Gastroenterology, Dokkyo Medical University Koshigaya Hospital, Koshigaya, Saitama Prefecture, Japan.
authors.forename: Kouji
authors.initials: K
authors.lastname: Toyoda
authors.affiliation: Department of Gastroenterology, Dokkyo Medical University Koshigaya Hospital, Koshigaya, Saitama Prefecture, Japan.
authors.forename: Yuumi
authors.initials: Y
authors.lastname: Kusano
authors.affiliation: Department of Gastroenterology, Dokkyo Medical University Koshigaya Hospital, Koshigaya, Saitama Prefecture, Japan.
authors.forename: Toshikuni
authors.initials: T
authors.lastname: Suda
authors.affiliation: Department of Gastroenterology, Dokkyo Medical University Koshigaya Hospital, Koshigaya, Saitama Prefecture, Japan.|Department of Gastroenterology, Uchida Hospital, Tokyo, Japan.
authors.forename: Shogo
authors.initials: S
authors.lastname: Adachi
authors.affiliation: Department of Gastroenterology, Akiya Hospital, Satte, Saitama Prefecture, Japan.
authors.forename: Itsuo
authors.initials: I
authors.lastname: Terauchi
authors.affiliation: Oka Clinic, Koshigaya, Saitama Prefecture, Japan.
authors.forename: Shigeki
authors.initials: S
authors.lastname: Oka
authors.affiliation: Morio Clinic, Koshigaya, Saitama Prefecture, Japan.
authors.forename: Morio
authors.initials: M
authors.lastname: Takahashi
authors.affiliation: Department of Gastroenterology, Dokkyo Medical University Koshigaya Hospital, Koshigaya, Saitama Prefecture, Japan.
authors.forename: Masaya
authors.initials: M
authors.lastname: Tamano
mesh_terms: D000658:Amoxicillin; D000900:Anti-Bacterial Agents; D004359:Drug Therapy, Combination; D016481:Helicobacter Infections; D016480:Helicobacter pylori; D006801:Humans; D054328:Proton Pump Inhibitors; D016896:Treatment Outcome
chemical_list: D000900:Anti-Bacterial Agents; D054328:Proton Pump Inhibitors; D000658:Amoxicillin
keywords: ANTIBIOTIC THERAPY; HELICOBACTER PYLORI - TREATMENT; PROTON PUMP INHIBITION