1. A new operation for “non-correctable” biliary atresia, hepatic portoenterostomy;Kasai;Shujutsu,1959
2. Hepatic portoenterostomy and its modifications;Kasai,1980
3. Treatment of congenital biliary atresia, two stage operation for non-correctable type;Sawaguchi;Shōnka Shinryo,1973
4. A proposal of new classification of biliary atresia;Kasai;J Jap Soc Pediatr Surg,1976
5. Histological study on the bile ducts at porta hepatis in five cases of extrahepatic biliary atresia;Okamoto;J Jap Soc Pediatr Surg,1978