PHOMPHITHAK , C.; LUANGSOMBATH , S.; PHOTHILADTH, A. Factors contributed to the occurrence of peptic ulcer disease in patients at Champasack Provincial Hospital, Pakse, Laos. Souphanouvong University Journal Multidisciplinary Research and Development , [S. l.], v. 6, n. 1, p. 16–27, 2020. Disponível em: http://www.su-journal.com/index.php/su/article/view/237. Acesso em: 17 jan. 2026.