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Conflict of interest
I receive funding from Bio-Tech Pharmacal (Fayetteville, AR), and the Sunlight Research Forum (Veldhoven) and have received funding from the UV Foundation (McLean, VA), the Vitamin D Council (San Luis Obispo, CA), and the Vitamin D Society (Canada).
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Grant, W.B. Differences in vitamin D levels may contribute to racial disparities in breast cancer. Breast Cancer Res Treat 138, 967–968 (2013). https://doi.org/10.1007/s10549-013-2480-7
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DOI: https://doi.org/10.1007/s10549-013-2480-7