1. Free radicals in biology and medicine,1985
2. Beta-carotene, carotenoids, and disease prevention in humans;Mayne;FASEB J.,1996
3. Tomatoes, tomato-based products, lycopene and cancer;Giovannucci;J. Natl. Cancer Inst.,1999
4. Diplock, A. Safety of antioxidant vitamins and β-carotene. Am. J. Clin. Nutr. 62(6 Suppl.):1510S–1516S; 1995
5. Taylor, P. R.; Li, B.; Dawsey, S. M.; Li, J.-Y.; Yang, C. S.; Guo, W.; Blot, W. J. Prevention of esophageal cancer: the nutrition intervention trials in Linxian, China. Linxian Nutrition Intervention Trials Study Group. Cancer Res. 54(7 Suppl.):2029s–2031s; 1994