References

 Surh YJ. Cancer chemoprevention with dietary phytochemicals. Nat Rev Cancer. 2003 Oct;3(10):768-80. PMID: #14570043#

 Lamprecht SA, Lipkin M. Chemoprevention of colon cancer by calcium, vitamin D and folate: molecular mechanisms. Nat Rev Cancer. 2003 Aug;3(8):601-14. PMID: #12894248#