BEINFIELD, W H Advantages of ventral position in recording electrocardiogram of the rat. [electronic resource] - Journal of applied physiology Sep 1956 - 153-6 p. digital Publication Type: Journal Article ISSN: 0021-8987 Standard No.: 10.1152/jappl.1956.9.2.153 doi Subjects--Topical Terms: AnimalsElectrocardiographyPostureRats