HURLE VELASCO, M [Vesicular invagination into the duodenum through a biliary fistula; erroneous interpretation of a radiological image]. [electronic resource] - Revista espanola de las enfermedades del aparato digestivo y de la nutricion - 574-80 p. digital Publication Type: Journal Article Subjects--Topical Terms: Biliary FistulaBiliary TractDuodenumFistulaGallbladder DiseasesHumans