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REFERENCES

  • 1
    Lips P, Van Ginkel FC, Jongen MJM, Rubertus F, Van Der Vijgh WJF, Netelenbos JC 1987 Determinants of vitamin D status in patients with hip fracture and in elderly control subjects Am J Clin Nutr 46:10051010.
  • 2
    Parfitt AM, Gallagher JC, Heaney RP, Johnston CC, Neer R, Whedon GD 1982 Vitamin D and bone health in the elderly Am J Clin Nutr 36:10141031.
  • 3
    Lips P, Netelenbos JC, Jongen MJM, Ginkel van FC, Althuis AL, Schaik van CL, Van Der Vijgh WJF, Vermeiden JPW, Van Der Meer C 1982 Histomorphometric profile and vitamin D status in patients with femoral neck fracture Metab Bone Dis Relat Res 4:8593.
  • 4
    Lips P, Obrant KJ 1991 The pathogenesis and treatment of hip fractures Osteoporos Int 1:218231.
  • 5
    Lips P, Wiersinga A, Van Ginkel FC, Jongen MJM, Netelenbos JC, Hackeng WHL, Delmas PD, Van Der Vijgh WJF 1988 The effect of vitamin D supplementation on vitamin D status and parathyroid function in elderly subjects J Clin Endocrinol Metab 67:644650.
  • 6
    Dawson-Hughes B, Dallal GE, Krall EA, Harris S, Sokoll LJ, Falconer G 1991 Effect of vitamin D supplementation on wintertime and overall bone loss in healthy postmenopausal women Ann Intern Med 115:505512.
  • 7
    Ooms ME, Roos JC, Bezemer PD, Van Der Vijgh WJF, Bouter LM, Lips P 1995 Prevention of bone loss by vitamin D supplementation in elderly women: A randomized double-blind trial J Clin Endocrinol Metab 80:10521058.
  • 8
    Heikinheimo RJ, Inkovaara JA, Harju EJ, Haavisto MV, Kaarela RH, Kataja JM, Kokko AM, Kolho LA, Rajala SA 1992 Annual injection of vitamin D and fractures of aged bones Calcif Tissue Int 51:105110.
  • 9
    Lips P, Graafmans WC, Ooms ME, Bezemer PD, Bouter LM 1996 Vitamin D supplementation and fracture incidence in elderly persons: A randomized, placebo-controlled clinical trial Ann Intern Med 124:400406.
  • 10
    Chapuy MC, Arlot ME, Duboeuf F, Brun J, Crouzet B, Arnaud S, Delmas PD, Meunier PJ 1992 Vitamin D3 and calcium to prevent hip fractures in elderly women N Engl J Med 327:16371642.
  • 11
    Schothorst AA, Slaper H, Telgt D, Alhadi B, Suurmond D 1987 Human exposure to ultraviolet radiation risks and regulation. In: PasschierWF, BosnjakovicsBFM (eds.) Excerpta Medica, Elsevier, Amsterdam, The Netherlands, pp. 269273.
  • 12
    Holick MF 1990 Vitamin D and the skin: Photobiology, physiology and therapeutic efficacy for psoriasis. In: HeerscheJNM, KanisJA (eds.) Bone and Mineral Research, Vol 7. Elsevier, Amsterdam, The Netherlands, pp. 313366.
  • 13
    Lips P 1994 Suboptimal vitamin D status: A risk factor for osteoporosis? Advances in Nutritional Research, Nutrition in Osteoporosis, Vol 9. Plenum Publishing Corp., New York, NY, U.S.A., pp. 151166.
  • 14
    Corless D, Gupta SP, Switala S, Boucher BJ, Barragry JM, Cohen RJ 1978 Response of plasma 25-hydroxyvitamin D to ultraviolet irradiation in long-stay geriatric patients Lancet 2:649651.
  • 15
    Reid IR, Gallagher DJA, Bosworth J 1986 Prophylaxis against vitamin D eficiency in the elderly by regular sunlight exposure Age Ageing 15:3540.
  • 16
    Lips P 1996 Vitamin D deficiency and osteoporosis: The role of vitamin D deficiency and treatment with vitamin D and analogues in the prevention of osteoporosis-related fractures Eur J Clin Invest 26:436442.
  • 17
    Ooms ME, Lips P, Roos JC, Van Der Vijgh WJF, Popp-Snijders C, Bezemer PD, Bouter LM 1995 Vitamin D status and sex hormone binding globulin: Determinants of bone turnover and bone mineral density in elderly women J Bone Miner Res 10:11771184.