Knoefel, P. K. International Encyclopedia of Pharmacology and Therapeutics Volume-1 : Sponsored by the International Union of Pharmacology / Edited by P. K. Knoefel - New York: Pergamon Press Ltd, 1971. - xiii, 344p. - Section 76 Radiocontrast Agents . Subjects--Topical Terms: Encyclopedia, Pharmacology, Therapeutics Dewey Class. No.: 615.03 / KNO/I