TY - BOOK AU - Bevan,John A., 1930 - . TI - Essentials of Pharmacology: Introduction to the Principles of Drug Action / SN - 061404640 U1 - 615.1 22 PY - 1976/// CY - Hagerstown, Md. PB - Medical Dept., Harper & Row KW - Pharmacology N1 - Includes bibliographies and index ER -