2. Penckofer, S., Kouba, J., Byrn, M., & Ferrans, C. E. (2010). Vitamin D and depression: Where is all the sunshine? Issues in Mental Health Nursing, 31(6), 385–393. http://doi.org/10.3109/01612840903437657.
2.
Issues in Mental Health Nursing, 31
3. OSU Linus Pauling Institute, Micronutrient Information Center. (2014, July). Vitamin D. Retrieved from http://lpi.oregonstate.edu/mic/vitamins/vitamin-D.
3.
Vitamin D
4. Mansbach, J. M., Ginde, A. A., & Camargo, C. A. (2009). Serum 25-Hydroxyvitamin D levels among US children aged 1 to 11 years: Do children need more vitamin D? Pediatrics, 124(5), 1404–1410. http://doi.org/10.1542/peds.2008–2041.
4.
Pediatrics, 124
5. Gropper, S. S., & Smith, J. L. (2012). Advanced nutrition and human metabolism. Cengage Learning, 392.
5.
Advanced nutrition and human metabolism
6. Vitamin D Council. (2013, December 10). Why does the Vitamin D Council recommend 5,000 IU/day? Retrieved from https://www.vitamindcouncil.org/why-does-the-vitamin-d-council-recommend-5000-iuday/.
6.
Why does the Vitamin D Council recommend 5,00
U/day?
7. Vitamin D Council. (n.d.). How do I get the vitamin D my body needs? Retrieved from https://www.vitamindcouncil.org/about-vitamin-d/how-do-i-get-the-vitamin-d-my-body-needs/.
7.
How do
et the vitamin D my body needs?