title: Esophageal bezoar in progressive systemic sclerosis.
mesh_terms: D001630:Bezoars / Q000209:etiology*; D004940:Esophageal Stenosis / Q000150:complications; D004947:Esophagus; D005260:Female; D006801:Humans; D008875:Middle Aged; D012595:Scleroderma, Systemic / Q000150:complications*