[1] Baranska M, Schutze W, Schulz H. Anal. Chem. , 2006, 78: 8456.

[2] Franceschi S, Biodoli E M, La Vecchia. Internation Journalof Cancer, 1994, 59: 181.

[3] Gerster H. Journal of the American College of Nutrition, 1997, 16: 109.

[4] Mills P K, Beeson W L, Phillips R L. Cancer, 1989, 64: 598.

[5] Giovannucci E, Ascherio A, Rimm E B. Journal of the National Cancer Institute, 1995, 87: 1767.

[6] Burmey P G J, Comstock G W, Morris J S. American Journal of Clinical Nutrition, 1989, 49: 895.

[7] Jarvinen R, Knekt P, Seppanen R. Cancer Letter, 1997, 114: 251.

[8] Cohen J H, Kristal A R, Stanford J L. Journal of the National Cancer Institute, 2000, 92(1): 61.

[9] Schulz H, Baranka M, Baranski R. Biopolymers, 2005, 77: 212.

[10] Ermakvo I V, Ermakova M R, Gellermann W, et al. Journal of Biomed. Optics, 2004, 9: 332.