[Medicinal herb therapy of severe epithelial dysplasia of the esophagus].
D000328:Adult; D000368:Aged; D002681:China; D004938:Esophageal Neoplasms / Q000188:drug therapy*; D004947:Esophagus / Q000473:pathology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010946:Plants, Medicinal