1. Esophageal cancer in young patients;Mori M;Ann Thorac Surg,1990
2. Carcinoma esophagus in a 14-year-old child: report of a case and review of literature;Shahi UP;Trop Gastroenterol,1989
3. Etiologic and epidemiologic factors of carcinoma of the esophagus;Sons HU;Surg Gynecol Obstet,1987