1. Über den röntgenologischen Nachweis von Varizen in Bulbus duodeni;Alberti;Fortschr Geb Röntgenstr,1931
2. Vascular anatomy of duodenal varices: angiographic and histopathological assessments;Hashizume;Am J Gastroenterol,1993
3. The clinical characteristics, endoscopic treatment, and prognosis for patients presenting with duodenal varices;Matsui;Hepatogastroenterology,2008
4. A case of ruptured duodenal varices and review of the literature;Tanaka;Jpn J Surg,1988
5. Duodenal varicose veins;Linder;Surg Endosc,1991