Labtestsonline. ALP. 10/2013. Accessed 6/2014 from
http://labtestsonline.org/understanding/analytes/alp/tab/test/.
MedlinePlus. ALP. US Dept of Health and Human Services, National Institutes of Health, National Library of Medicine. May,2009. Accessed May, 2011 from http://www.nlm.nih.gov/medlineplus/ency/article/003470.htm.
WebMD.com; Alkaline Phosphotase; accessed on 5-21-09 at http://www.webmd.com/digestive-disorders/alkaline-phosphatase.