title: Preliminary observations on a neuromuscular complex present in the transition zone of the human esophageal muscle coat.
mesh_terms: D004947:Esophagus / Q000294:innervation / Q000648:ultrastructure*; D006801:Humans; D009132:Muscles / Q000294:innervation* / Q000648:ultrastructure; D009412:Nerve Fibers / Q000648:ultrastructure*; D011984:Sensory Receptor Cells / Q000648:ultrastructure