1. Vegetables, fruit, and cancer I: epidemiology;Steinmetz;Cancer Causes Control,1991
2. Vegetables, fruit, and cancer II: mechanisms;Steinmetz;Cancer Causes Control,1991
3. World Cancer Research Fund Panel,1997
4. Fruit and vegetable intake and risk of major chronic disease;Hung;J Natl Cancer Inst,2004
5. Dietary carotenoids and vitamins A, C, and E and risk of breast cancer;Zhang;J Natl Cancer Inst,1999