Effectiveness of eradication therapy for Helicobacter pylori infection in Africa: a systematic review and meta-analysis. - Fekadu, Sintayehu; Engiso, Hizkel; Seyfe, Sisay; Iizasa, Hisashi; Godebo, Ashebir; Deyno, Serawit; Yoshiyama, Hironori (BMC Gastroenterology, 2023)