TY - GEN AU - Eckardt,V F AU - Junginger,T AU - Gabbert,H E AU - Bettendorf,U TI - Superficial esophageal carcinoma in achalasia, detected by endoscopic surveillance SN - 0044-2771 PY - 1992///0827 KW - Adult KW - Carcinoma in Situ KW - pathology KW - Carcinoma, Squamous Cell KW - Cell Transformation, Neoplastic KW - Esophageal Achalasia KW - Esophageal Neoplasms KW - Esophagectomy KW - Esophagoscopy KW - Esophagus KW - Female KW - Follow-Up Studies KW - Humans KW - Postoperative Complications N1 - Publication Type: Case Reports; Journal Article ER -