Journal of the National Cancer Institute Advance Access originally published online on April 28, 2009
JNCI Journal of the National Cancer Institute 2009 101(9):690; doi:10.1093/jnci/djp065
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© The Author 2009. Published by Oxford University Press.
CORRESPONDENCE |
Re: Calcium Plus Vitamin D Supplementation and the Risk of Breast Cancer
Affiliation of authors: The Danish Cancer Society, Institute of Cancer Epidemiology, Denmark
Correspondence to: Anja Olsen, PhD, The Danish Cancer Society, Institute of Cancer Epidemiology, Strandboulevarden 49, 2100 Copenhagen O, Denmark (e-mail: anja@cancer.dk)
| The first 10% of the full text of this article appears below. |
In a recent issue of the Journal, Chlebowski et al. (1) presented the association between supplementation with vitamin D plus calcium and breast cancer based on the impressive Women's Health Initiative (WHI) clinical trial. The overall result showed, as in a previous study from WHI with colorectal cancer as endpoint (