GILSON, A S Retrograde transmission across the A-V junction of the turtle heart. [electronic resource] - The American journal of physiology Sep 1954 - 375-80 p. digital Publication Type: Journal Article ISSN: 0002-9513 Standard No.: 10.1152/ajplegacy.1954.178.3.375 doi Subjects--Topical Terms: AnimalsHeart--physiologyTurtles