PERRIN, P [Blocked sinoauricular extrasystole realizing a 2/1 auriculoventricular dissociation]. [electronic resource] - Archives des maladies du coeur et des vaisseaux Jun 1952 - 503-8 p. digital Publication Type: Journal Article ISSN: 0003-9683 Subjects--Topical Terms: Cardiac Complexes, PrematureCardiovascular DiseasesHeart BlockSinoatrial Block