1. Carcinoma esophagus in a 14 year old child: Report of a case and review of literature;Sahi;Trop Gastroenterol,1989
2. Cancer of the gastrointestinal tract in childhood;Piekett;Pediatr Clin North Am,1967
3. General aspects of childhood cancer;Sutow,1984
4. Oesophageal cancer;Arnott,1986
5. Visceral squamous cancer in children;Moore;Pediatrics,1958