5Dwyer JH, Navab M. Oxygenated caroteinoid lutein and progression ofearly atherosclerosis. The Los Angeles Atherosclerosis Study. Circulation. 2001, 103 : 2922 - 2927.
6Hulten K. Carotenoids, alpha-tocopherol and retinal in plasma and breast cancer risk in northern Sweden Cancer Control.2001, 12:529:37.
7Toniolo P. serum carotenoids and breast cancer. Am J Epidemaiol. 2001, 153 : 1142 - 47.
8Hart DJ, and Scott KJ.Development and evaluation of an HPLC method for the analysis of carotenoids in foods,and the measurement of the carotenoik content of vegetables and fruits commonly consumed in the UK. Food Chem 1995,54:101 - 11.
9J T Landrum. A One Year Study of the Macular Pigment The Effect of 150 Days of a Lutein Supplement,Exp Eye Res. 65:57 - 62 (1997).
10Hammond BR, Wooten BR, Snodderly DM. 1997. Density of the human crystalline lens is related to the macular pigment carotenoids, lutein and zeaxanthin. Optom Vis Sci 77: 499 -504.