[APROPOS OF HELLER'S OPERATION IN THE TREATMENT OF MEGAESOPHAGUS].
D004931:Esophageal Achalasia; D004940:Esophageal Stenosis; D006801:Humans; D013514:Surgical Procedures, Operative
ESOPHAGEAL STENOSIS; SURGERY, OPERATIVE
A PROPOS DE L'OP'ERATION DE HELLER DANS LE TRAITEMENT DU M'EGA-OESOPHAGE.