6Lee HJ,Lee SM,ParK WH,et al.Objective criteria of triangular cord sign in biliary stresia on US scans.Radiology,2003,229(2):395-400.
7Choi So,Park WH,Lee HJ,et al."Triangular cord":a sonographic finding applicable in the diagnosis of biliary atresia.J Pediatr Surg,1996,31:363.
8Kanegawa K,Akasaka Y,Kitamura E,Sonographic diagnosis of biliary atresia in pediatric patients using the "triangular cord" sign versus gallbladder length and contraction Am J Roentgenol,2003,181(5):1387-1390.
9Kotb MA,Sheba M,EL Koofy N.Post-portoenterostomy triangular cord sign prognostic value in biliary atresia:a prospective study.Br J Radiol,2005,78(934):884-887.
10Greene HL, Helinek GL, Moran R, et al. A diagnostic approach to prolonged obstructive jaundice by 24 hour collection of duodenal fluid [ J ]. J Pediatr,1979,95(3) :412 -414.
