Non-neoplastic diseases of the anorectum proceedings of the 64th Falk Symposium held in Titisee/Black Forest, Germany,October, 11-13, 1991 - Demling, L. (Ludwig), 1921-; Fruhmorgen, P. (Peter); Falk Symposium (64th : Titisee, Germany : 1991) (Dordrecht : Kluwer Academic, 1992)
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Keywords: Anus diseases -- congresses; Rectal diseases -- congresses