TY - RPRT TI - Oppositional effects of acetylcholine and isoproterenol on isometric tension and cyclic nucleotide concentrations in rabbit atria. AU - W J George AU - L J Ignarro AU - R J Paddock AU - L White AU - P J Kadowitz PY - 1975 UR - https://pubmed.ncbi.nlm.nih.gov/178695/ ID - 178695 ER -