July 1980, Volume 30, Issue 7

Editorial

BETA-BLOCKING AGENTS

Beta blockers prevent the action of catecholamines on beta receptors by competitive inhibition.
Adrenoreceptors are of two types-alpha and beta. Type 1 beta receptors are in the heart muscle and type 2 in bronchial and vascular smooth muscles. They are situated in the cell

RESEARCH ARTICLES

REVIEW ARTICLES

LETTER TO THE EDITOR

STUDENTS' CORNER

Journal of the Pakistan Medical Association has agreed to receive and publish manuscripts in accordance with the principles of the following committees: