1. Multiple spleen combined with other congenital abnormalities;Helwig;Arch Pathol,1929
2. biliary atresia and other structural anomalies in the congenital polysplenia syndrome;Chandra;J Pediatr,1974
3. Surgical hazards of co-existing anomalies in biliary atresia;Lilly;Surg Gynecol Obstet,1974
4. Polysplenia syndrome and splenic hypoplasia associated with extrahepatic biliary atresia;Maksem;Arch Pathol Lab Med,1980
5. Biliary atresia splenic malformation syndrome: An etiologic and prognostic subgroup;Davenport;Surgery,1993