MUIR, A R Observations on the fine structure of the Purkinje fibres in the ventricles of the sheep's heart. [electronic resource] - Journal of anatomy Apr 1957 - 251-8 p. digital Publication Type: Journal Article ISSN: 0021-8782 Subjects--Topical Terms: AnimalsHeart--anatomy & histologyHeart VentriclesHumansMyocardium--anatomy & histologyPurkinje FibersSheepSheep, Domestic