title: A light and electron microscopic study of cardiac ganglia in mammals.
mesh_terms: D000320:Adrenergic Fibers / Q000166:cytology; D000818:Animals; D002799:Cholinergic Fibers / Q000166:cytology; D005725:Ganglia, Autonomic / Q000166:cytology*; D006168:Guinea Pigs; D006321:Heart / Q000294:innervation*; D008297:Male; D008854:Microscopy, Electron; D008856:Microscopy, Fluorescence; D009411:Nerve Endings / Q000166:cytology; D009474:Neurons / Q000166:cytology; D011817:Rabbits; D051381:Rats