An International Comparison of Serum 25-Hydroxyvitamin D Measurements

[1]  P. Lips.  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 , 1996, European journal of clinical investigation.

[2]  L. Bouter,et al.  Vitamin D Supplementation and Fracture Incidence in Elderly Persons , 1996, Annals of Internal Medicine.

[3]  H. van den Berg,et al.  Serum vitamin D concentrations among elderly people in Europe , 1995, The Lancet.

[4]  L. Bouter,et al.  Prevention of bone loss by vitamin D supplementation in elderly women: a randomized double-blind trial. , 1995, The Journal of clinical endocrinology and metabolism.

[5]  M. Holick,et al.  McCollum Award Lecture, 1994: vitamin D--new horizons for the 21st century. , 1994, The American journal of clinical nutrition.

[6]  B. Dawson-Hughes,et al.  Contributions of vitamin D intake and seasonal sunlight exposure to plasma 25-hydroxyvitamin D concentration in elderly women. , 1994, The American journal of clinical nutrition.

[7]  F Duboeuf,et al.  Vitamin D3 and calcium to prevent hip fractures in elderly women. , 1992, The New England journal of medicine.

[8]  M. McKenna,et al.  Differences in vitamin D status between countries in young adults and the elderly. , 1992, The American journal of medicine.

[9]  P. Lips.  VITAMIN D NUTRITION IN THE ELDERLY; PROBLEMS AND RECOMMENDATIONS , 1991 .

[10]  T. Chen,et al.  A method for the determination of the circulating concentration of 1,25-dihydroxyvitamin D. , 1990, The Journal of nutritional biochemistry.

[11]  T. Chen,et al.  Methods for the determination of the circulating concentration of 25-hydroxyvitamin D. , 1990, The Journal of nutritional biochemistry.

[12]  J. C. Netelenbos,et al.  Improvements in the Simultaneous Determination of Calcidiol and Calcitriol in Human Serum or Plasma , 1988, Journal of clinical chemistry and clinical biochemistry. Zeitschrift fur klinische Chemie und klinische Biochemie.

[13]  P. Lips,et al.  Determinants of vitamin D status in patients with hip fracture and in elderly control subjects. , 1987, The American journal of clinical nutrition.

[14]  M. Holick,et al.  Aging decreases the capacity of human skin to produce vitamin D3. , 1985, The Journal of clinical investigation.

[15]  F. V. Van Ginkel,et al.  An international comparison of vitamin D metabolite measurements. , 1984, Clinical chemistry.

[16]  R. Bosch,et al.  Interlaboratory Variation of Vitamin D Metabolite Measurements , 1982, Journal of clinical chemistry and clinical biochemistry. Zeitschrift fur klinische Chemie und klinische Biochemie.