It is not only the deficient levels of Vit D and other related minerals, but the combination of the abnormal levels of all the studied parameters that might contribute to the development of cancer. Further studies with larger number of patient are needed.
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Vitamin D deficiency and renal calcium transport in the rat.
Michiko Yamamoto, Yumiko Kawanobe, Hiroo Takahashi et al. · Journal of Clinical Investigation · 1984 · 155 citations · Full text