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AJN, American Journal of Nursing:
doi: 10.1097/01.NAJ.0000348586.04168.60
AJN Reports

Shedding Light on Vitamin D

Hemmelgarn, Melinda MS, RD, LD

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Research supports supplementation and an urgent need to update dietary guidelines.

© 2009 Lippincott Williams & Wilkins, Inc.