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REFERENCES:
American Academy of Orthopaedic Surgeons: “OrthoInfo: Vitamin D for Good Bone Health.”
American Academy of Pediatrics: “Healthy Children: Vitamin D: On the Double.”
American Cancer Society: “Vitamin D.”
Bertone-Johnson ER. Nutritional Review. August 2009.
Brigham & Women’s Hospital: “Dodging Weight Gain With Vitamin D.”
Centers for Disease Control and Prevention: “Breastfeeding: Vitamin D Supplementation.”
Diabetes Forecast, “The Role of Vitamin D in Type 2 Diabetes,” December 2011.
Food and Drug Administration: “Infant Overdose Risk With Liquid Vitamin D.”
Harvard School of Public Health: “The Nutrition Source: Vitamin D and Health.”
Institute of Medicine: “Dietary Reference Intakes for Calcium and Vitamin D,” November 30, 2011.
Institute of Medicine: “Dietary Reference Intakes for Calcium and Vitamin D, 2011, Report Brief.”
Lavie CJ. Journal of the American College of Cardiology. October 4, 2011.
Linus Pauling Institute: “Micronutrient Information Center: Vitamin D.”
Medical News Today: "Link Between Successful Weight Loss and Vitamin D Levels."
Medscape: "Rickets Clinical Presentation."
Multiple Sclerosis Association of America: “Vitamin D3.”
National Institutes of Health, Office of Dietary Supplements: “Dietary Supplement Fact Sheet: Vitamin D.”
National Multiple Sclerosis Society: “What Causes MS?”
National Osteoporosis Foundation: “About Osteoporosis: Vitamin D and Bone Health.”
Nutrition.gov: "Questions To Ask Before Taking Vitamin and Mineral Supplements."
Ramagopalan SV. Annals of Neurology. December 2011.
Science Daily, “Vitamin D Important in Brain Development and Function,” April 21, 2008.
U.S. Preventive Services Task Force: “Vitamin D With or Without Calcium Supplementation for Prevention of Cancer and Fractures.”
University of Minnesota News: “Vitamin D and Weight Loss.”
UW Medicine: “Multiple Sclerosis.”
VITAL: “Welcome to the VITAL Study.”
World Health Organization, International Agency for Research on Cancer, “Vitamin D and Cancer,” 2008.