الإتاحة: https://hsrc.himmelfarb.gwu.edu/smhs_biochem_facpubs/58Testhttps://hsrc.himmelfarb.gwu.edu/cgi/viewcontent.cgi?article=1057&context=smhs_biochem_facpubsTest
الإتاحة: https://hsrc.himmelfarb.gwu.edu/smhs_biochem_facpubs/3Testhttps://hsrc.himmelfarb.gwu.edu/cgi/viewcontent.cgi?article=1002&context=smhs_biochem_facpubsTest
الإتاحة: https://hsrc.himmelfarb.gwu.edu/smhs_biochem_facpubs/72Testhttp://www.ncbi.nlm.nih.gov/pmc/articles/PMC3285325Test/