[Alloplasty of the muscular coat of the esophagus with polyvinyl-alcohol sponge].
D000438:Alcohols; D004947:Esophagus / Q000601:surgery*; D011145:Polyvinyls
D000438:Alcohols; D011145:Polyvinyls; C026699:ivalon sponge
ESOPHAGUS/surgery; POLYVINYLS