OFFICE, Editorial. Very rare coincidence: Perforated duodenal ulcer and olive seed phytobezoar. Turkish Journal of Gastroenterology, [S. l.], v. 22, n. 4, p. 442–443, 2011. DOI: 10.4318/tjg.2011.0294. Disponível em: https://www.turkjgastroenterol.org/index.php/tjg/article/view/1961. Acesso em: 1 jan. 2026.