1. Rosen CJ. Clinical practice. Vitamin D insufficiency. N Engl J Med. 2011; 364:248–254. PMID:
21247315.
2. Holick MF. Vitamin D deficiency. N Engl J Med. 2007; 357:266–281. PMID:
17634462.
Article
3. Kennel KA, Drake MT, Hurley DL. Vitamin D deficiency in adults: when to test and how to treat. Mayo Clin Proc. 2010; 85:752–757. quiz 757-8. PMID:
20675513.
Article
4. Carter GD. Accuracy of 25-hydroxyvitamin D assays: confronting the issues. Curr Drug Targets. 2011; 12:19–28. PMID:
20795940.
5. Cavalier E, Delanaye P, Chapelle JP, Souberbielle JC. Vitamin D: current status and perspectives. Clin Chem Lab Med. 2009; 47:120–127. PMID:
19099529.
Article
6. Roth HJ, Schmidt-Gayk H, Weber H, Niederau C. Accuracy and clinical implications of seven 25-hydroxyvitamin D methods compared with liquid chromatography-tandem mass spectrometry as a reference. Ann Clin Biochem. 2008; 45:153–159. PMID:
18325178.
Article
7. Hawkins RC. 25-OH vitamin D3 concentrations in Chinese, Malays, and Indians. Clin Chem. 2009; 55:1749–1751. PMID:
19556441.
Article
8. Connell AB, Jenkins N, Black M, Pasco JA, Kotowicz MA, Schneider HG. Overreporting of vitamin D deficiency with the Roche Elecsys Vitamin D3 (25-OH) method. Pathology. 2011; 43:368–371. PMID:
21566493.
Article
9. Emmen JM, Wielders JP, Boer AK, van den Ouweland JM, Vader HL. The new Roche Vitamin D Total assay: fit for its purpose? Clin Chem Lab Med. 2012; 50:1969–1972. PMID:
23113978.
Article
10. Institute of Medicine of the National Academies. Dietary reference intakes for adequacy: calcium and vitamin D. 2010. Washington, DC: National Academy of Sciences;p. 345–402.
11. Mithal A, Wahl D, Bonjour JP, Burckhardt P, Dawson-Hughes B, Eisman JA, et al. Global vitamin D status and determinants of hypovitaminosis D. Osteoporos Int. 2009; 20:1807–1820. PMID:
19543765.
Article
12. Clemens TL, Adams JS, Henderson SL, Holick MF. Increased skin pigment reduces the capacity of skin to synthesise vitamin D3. Lancet. 1982; 1:74–76. PMID:
6119494.
Article
13. Kung AW, Lee KK. Knowledge of vitamin D and perceptions and attitudes toward sunlight among Chinese middle-aged and elderly women: a population survey in Hong Kong. BMC Public Health. 2006; 6:226. PMID:
16956420.
Article
14. Le Goaziou MF, Contardo G, Dupraz C, Martin A, Laville M, Schott-Pethelaz AM. Risk factors for vitamin D deficiency in women aged 20-50 years consulting in general practice: a cross-sectional study. Eur J Gen Pract. 2011; 17:146–152. PMID:
21348788.
Article