Difficulties with vitamin D nutrition research: objective targets of adequacy, and assays for 25-hydroxyvitamin D

Editorial

R Vieth et al. Eur J Clin Nutr. 2001 Apr.

. 2001 Apr;55(4):221-2; discussion 306-7.

doi: 10.1038/sj.ejcn.1601145.

No abstract available

Comment in

About soft and hard endpoints in osteoporosis research.
Muskiet FA, Schaafsma A, Van der Veer E. Muskiet FA, et al. Eur J Clin Nutr. 2001 Apr;55(4):305-7. doi: 10.1038/sj.ejcn.1601203. Eur J Clin Nutr. 2001. PMID: 11360136 No abstract available.

Vitamin D(3) and vitamin K(1) supplementation of Dutch postmenopausal women with normal and low bone mineral densities: effects on serum 25-hydroxyvitamin D and carboxylated osteocalcin.
Schaafsma A, Muskiet FA, Storm H, Hofstede GJ, Pakan I, Van der Veer E. Schaafsma A, et al. Eur J Clin Nutr. 2000 Aug;54(8):626-31. doi: 10.1038/sj.ejcn.1601065. Eur J Clin Nutr. 2000. PMID: 10951511 Clinical Trial.
Smoking, dietary calcium and vitamin D deficiency in women: a population-based study.
Morabia A, Bernstein MS, Antonini S. Morabia A, et al. Eur J Clin Nutr. 2000 Sep;54(9):684-9. doi: 10.1038/sj.ejcn.1601074. Eur J Clin Nutr. 2000. PMID: 11002379