title: A new procedure for functional analysis of the lower esophageal sphincter (LES).
mesh_terms: D000818:Animals; D001285:Atropine / Q000494:pharmacology; D002299:Cardia / Q000187:drug effects / Q000294:innervation / Q000502:physiology*; D002404:Catheterization; D004285:Dogs; D004947:Esophagus / Q000187:drug effects / Q000294:innervation / Q000502:physiology*; D005764:Gastroesophageal Reflux / Q000503:physiopathology; D008365:Manometry / Q000295:instrumentation; D008954:Models, Biological; D010275:Parasympathetic Nervous System; D011312:Pressure; D014159:Transducers
chemical_list: D001285:Atropine