Haastert, H P Proceedings: Ca-dependence of supraventricular pacemaker activity and its responsiveness to Ca-antagonistic compounds (verapamil, D 600, nifedipine). [electronic resource] - Naunyn-Schmiedeberg's archives of pharmacology 1975 - R39 p. digital Publication Type: Journal Article ISSN: 0028-1298 Subjects--Topical Terms: AnimalsCalcium--antagonists & inhibitorsGallopamil--pharmacologyNifedipine--pharmacologySinoatrial Node--drug effectsVerapamil--pharmacology