1. Book
2. Siegel MJ, Babyn PS, Lee EY (2008) Liver and biliary tract. Pediatric body CT, 2nd edn. Wolters Kluwer/Lippincott Williams & Wilkins, Philadelphia, pp 209–211
3. Web Link
4. http://www.springerlink.com/index/y68463042w126r31.pdf
. Accessed 6 Sept 2011
5. Articles