Proceedings: The parasympathetic innervation of the vertebrate heart.
D000109:Acetylcholine / Q000032:analysis; D000818:Animals; D001001:Anura; D005399:Fishes; D006321:Heart / Q000294:innervation*; D009206:Myocardium / Q000032:analysis; D010275:Parasympathetic Nervous System / Q000502:physiology*; D051381:Rats; D013045:Species Specificity
D000109:Acetylcholine