Association of vitamin D deficiency with cognitive impairment in older women. Cross-sectional study.
Annweiler C, Schott AM, Allali G, Bridenbaugh SA, Kressig RW, Allain P, Herrmann FR, Beauchet O.
Neurology. 2009 Sep 30. [Epub ahead of print]
PMID: 19794127
doi:10.1212/WNL.0b013e3181beecd3
Conclusions: 25-Hydroxyvitamin D deficiency was associated with cognitive impairment in this cohort of community-dwelling older women.