Hiranyatheb, Pitichote, Chakrapan Euanorasetr, Weerapa Suwanthanma, Panus Chalermsanyakorn, Bordin Natawas, and Warapat Virayavanich. “Perianal Mucinous Adenocarcinoma associated with a Long Standing Fistula in Ano: Report of a Case and Review of the Literature”. Research Medical Journal 34, no. 3 (September 26, 2011): 167–174. accessed September 19, 2026. https://he02.tci-thaijo.org/index.php/ramajournal/article/view/137866.