544,114 COLO-PROCTOLOGY Colo-proctology : /Proceedings of the Anglo-Swiss Colo-Proctolgy Meeting Laussanne, May 19/20, 1983/ / ed. by J.—Claude Givel and Frederic Saegesser ; with contributions by N. V. Addison /etc./. — Berlin /etc./ : Springer Verl., 1984. — XII, 182 s. : il., wykr. ; 25 cm ISBN 3-540-12557 Springer-Verl. Berlin /etc./ ISBN 0-387-12557-4 Springer-Verl. New York /etc./