ROBERTS, D V Neuromcuscular activity of the triethyl analogue of choline in the frog. [electronic resource] - The Journal of physiology Jan 1962 - 94-105 p. digital Publication Type: Journal Article ISSN: 0022-3751 Standard No.: 10.1113/jphysiol.1962.sp006836 doi Subjects--Topical Terms: AnimalsAnuraCholine--analogs & derivativesNeuromuscular Junction--pharmacologyRanidae