1. A diagnostic test approach to prolonged obstructive jaundice by 24hours collection of duodenal fluid;Grenne;J Pediatr,1979
2. Duodenal tube test in the diagnosis of extrahepatic biliary atresia;Larrosa-Haro;J Pediat Gastroenterol Nutr,2001
3. Approach to neonatal cholestasis. The liver section;Miethke,2008
4. Brady L. Jaundice in the newborn and young infant. En: Guandalini S, editor. Essential pediatric gastroenterology, hepatology and nutrition: Mc Graw Hill Companies; 2005. p. 111–122.
5. Section II. Liver and biliary tree. Chapter 9. Part A: Diseases of biliary tree in infancy and childhood: diseases of the extrahepatic biliary tree;Pierre,2004