GABOR, G [Effects of changes in potassium levels on the contractility of surviving frog hearts]. [electronic resource] - Kiserletes orvostudomany - 139-47 p. digital Publication Type: Journal Article ISSN: 0023-1878 Subjects--Topical Terms: AnimalsAnuraCongenital Abnormalities--physiologyHeartMuscle ContractionPotassium--pharmacologyRanidae