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  • 1
    Heaney RP, Davies KM, Chen TC, Holick MF, Barger-Lux MJ 2003 Human serum 25-hydroxy-cholecalciferol response to extended oral dosing with cholecalciferol. Am J Clin Nutr 77: 204210.
  • 2
    Nordin BEC 1986 Calcium. J Food Nutr 42: 6782.
  • 3
    Food and Nutrition Board, Institute of Medicine 1997 Dietary Reference Intakes for Calcium Magnesium, Phosphorus, Vitamin D, and Fluoride. National Academy Press, Washington, DC.
  • 4
    Heaney RP, Dowell MS, Hale CA, Bendich A 2003 Calcium absorption varies within the reference range for serum 25-hydroxyvitamin D. J Am Coll Nutr 22: 142146.
  • 5
    Kendler D, Robson R, Handel M, Shapses S, Yang Z, Wilson T, Liu M, Mantz A, Wehren L, Santora A 2006 A 4-week, double-blind, randomized, controlled multicenter clinical trial to examine the effect of once-weekly alendronate 70 mg and vitamin D3 2800 IU on fractional calcium absorption in postmenopausal osteoporotic women. Osteoporos Int 17(Suppl 2): S220.
  • 6
    Barger-Lux MJ, Heaney RP 2002 Effects of above average summer sun exposure on serum 25-hydroxyvitamin D and calcium absorption. J Clin Endocrinol Metab 87: 49524956.
  • 7
    Barger-Lux MJ, Heaney RP, Lanspa SJ, Healy JC, DeLuca HF 1995 An investigation of sources of variation in calcium absorption efficiency. J Clin Endocrinol Metab 80: 406411.
  • 8
    Devine A, Wilson SG, Dick IM, Prince RL 2002 Effects of vitamin D metabolites on intestinal calcium absorption and bone turnover in elderly women. Am J Clin Nutr 75: 283288.
  • 9
    Heaney RP, Barger-Lux MJ, Dowell MS, Chen TC, Holick MF 1997 Calcium absorptive effects of vitamin D and its major metabolites. J Clin Endocrinol Metab 82: 41114116.
  • 10
    Trivedi DP, Doll R, Khaw KT 2003 Effect of four monthly oral vitamin D3 (cholecalciferol) supplementation on fractures and mortality in men and women living in the community: Randomized double blind controlled trial. BMJ 326: 469474.
  • 11
    Bischoff-Ferrari HA, Dietrich T, Orav EJ, Dawson-Hughes B 2004 Positive association between 25-hydroxy vitamin D levels and bone mineral density: A population-based study of younger and older adults. Am J Med 116: 634639.
  • 12
    Chapuy M-C, Preziosi P, Maamer M, Arnaud S, Galan P, Hercberg S, Meunier PJ 1997 Prevalence of vitamin D insufficiency in an adult normal population. Osteoporos Int 7: 439443.
  • 13
    Thomas MK, Lloyd-Jones DM, Thadhani RI, Shaw AC, Deraska DJ, Kitch BT, Vamvakas EC, Dick IM, Prince RL, Finkelstein JS 1998 Hypovitaminosis D in medical inpatients. N Engl J Med 338: 777783.
  • 14
    Steingrimsdottir L, Gunnarsson O, Indridason OS, Franzon L, Sigurdsson G 2005 Relationship between serum parathyroid hormone levels, vitamin D sufficiency, and calcium intake. JAMA 294: 23362341.
  • 15
    Lappe JM, Davies KM, Travers-Gustafson D, Heaney RP 2006 Vitamin D status in a rural postmenopausal female population. J Am Coll Nutr 25: 395402.
  • 16
    Sahota O, Mundey MK, San P, Godber IM, Lawson N, Hosking DJ 2004 The relationship between vitamin D and parathyroid hormone: Calcium homeostasis, bone turnover, and bone mineral density in postmenopausal women with established osteoporosis. Bone 35: 312319.
  • 17
    Sahota O, Mundey MK, San P, Godber IM, Hosking DJ 2006 Vitamin D insufficiency and the blunted PTH response in established osteoporosis: The role of magnesium deficiency. Osteoporos Int 17: 10131021.
  • 18
    Holick MF 1985 The photobiology of vitamin D and its consequences for humans. Ann N Y Acad Sci 453: 113.
  • 19
    Holick MF, Matsuoka LY, Wortsman J 1989 Age, vitamin D, and solar ultraviolet. Lancet ii: 11041105.
  • 20
    Armas LAG, Dowell S, Duthuluru S, Huerter C, Hollis BW, Lund R, Heaney RP 2007 Using UV-B light to raise serum vitamin D levels. J Am Acad Dermatol 57: 588593.
  • 21
    Clements MR, Davies M, Hayes ME, Hickey CD, Lumb GA, Mawer EB, Adams PH 1992 The role of 1,25-dihydroxyvitamin D in the mechanism of acquired vitamin D deficiency. Clin Endocrinol (Oxf) 37: 1727.
  • 22
    Berlin T, Björkhem I 1988 Effect of calcium intake on serum levels of 25-hydroxyvitamin D3. Eur J Clin Invest 18: 5255.
  • 23
    Hathcock JN, Shao A, Vieth R, Heaney RP 2007 Risk assessment for vitamin D. Am J Clin Nutr 85: 618.