Physiology of the distal esophagus in achalasia.
D000109:Acetylcholine; D000328:Adult; D000368:Aged; D002404:Catheterization; D004931:Esophageal Achalasia / Q000503:physiopathology*; D004947:Esophagus / Q000503:physiopathology*; D006801:Humans; D007279:Injections, Subcutaneous; D008365:Manometry; D008722:Methods; D008875:Middle Aged; D011095:Polyethylenes
D011095:Polyethylenes; D000109:Acetylcholine