1. Potentially curable cancer of the esophagus;Skinner;Cancer,1982
2. Prognosis of operable squamous cell carcinoma of the esophagus;Patil;Cancer,1993
3. Preoperative classification of esophageal carcinoma by endosonography;Tio;Hepatogastroenterology,1990
4. Preoperative staging of esophageal cancer: comparison of endoscopic US and dynamic CT;Botet;Radiology,1991
5. Endoscopic ultrasonographic detection of carcinomatous invasion and of lymph nodes in the thoracic esophagus;Sugimachi;Surgery,1990