4Moyer V, Freese DK, Whitington PF, et al. Guideline for the evaluation of cholestatic jaundice in infants: recommendations of the North American Society for Pediatric Gastroenterology, Hepatology and Nutrition [J]. J Pediatr Gastroenterol Nutr, 2004,39(2): 115-128.
5Kliegman RM, Stanton BF, Schor NF, et al. Nelson textook of pediatrics [M]. 19th ed. Philadelphia: W.B.Saueders Company, 2011.
6Suchy FJ, Sokol R J, Balistreri WF. Liver disease in chil- dren[ M ]. 3th ed. Cambridge University Press, 2007.
7Choi SO, Park WH, Lee HJ, et al. 'Triangular cord': a sono- graphic finding applicable in the diagnosis of biliary atresia[J].J Pediatr Surg, 1996,31(3): 363-366.
8Mieli-Vergani G, Howard ER, Portman B, et al. Late referral for biliary atresia-missed opportunities for effective sur- gery[J]. Lancet, 1989,1(8635): 421-423.
9Kahn E. Biliary atresia revisited [J]. Pediatr Dev Pathol, 2004, 7(2): 109-124.
10Ohura T, Kobayashi K, Tazawa Y, et al. Clinical pictures of 75 patients with neonatal intrahepatic cholestasis caused by ci- trin deficiency (NICCD) [J]. J Inherit Metab Dis, 2007, 30 (2): 139-144.