title: STUDIES ON THE NERVE ENDINGS IN THE HEART.
mesh_terms: D000818:Animals; D002415:Cats; D004285:Dogs; D004699:Endocardium; D000882:Haplorhini; D006321:Heart; D006351:Heart Valves; D006652:Histological Techniques; D006654:Histology, Comparative; D008853:Microscopy; D009206:Myocardium; D009411:Nerve Endings; D012106:Research; D012756:Sheep
keywords: CATS; DOGS; ENDOCARDIUM; EXPERIMENTAL LAB STUDY; HEART VALVES; HISTOLOGICAL TECHNICS; HISTOLOGY, COMPARATIVE; MICROSCOPY; MONKEYS; MYOCARDIUM; NERVE ENDINGS; SHEEP