BUN (Blood Urea Nitrogen) Test: References

"BUN: The Test." Lab Tests Online Web. 27 Jan. 2011. <http://www.labtestsonline.org/understanding/analytes/bun/test.html>.

Normal Laboratory Values for Children. Pediatric Care Online. American Academy of Pediatrics. Web. January 24, 2011. <http://www.pediatriccareonline.org/pco/ub/view/Pediatric-Drug-Lookup/153930/0/normal_laboratory_values_for_children>