Fonio de Gijón, T [Epithelial changes in the anal canal associated with hemorrhoids, fissures and fistulas]. [electronic resource] - Acta gastroenterologica Latinoamericana 1984 - 155-9 p. digital Publication Type: English Abstract; Journal Article ISSN: 0300-9033 Subjects--Topical Terms: Anal Canal--pathologyEpithelium--pathologyFissure in Ano--pathologyHemorrhoids--pathologyHumansRectal Fistula--pathologyRetrospective Studies