Hidayanto, A., Subrata, S.A. and Widiyanto, P. (2024) “Prevalence and characteristics of peptic ulcer in patients presenting with hematemesis and/or melena undergoing esophagogastroduodenoscopy: a descriptive study”, Innovation in Health for Society, 5(1), pp. 21–30. doi:10.31603/ihs.12514.