Very high rates of vitamin D insufficiency in women of child-bearing age living in Beijing and Hong Kong.
Woo J, Lam CW, Leung J, Lau WY, Lau E, Ling X, Xing X, Zhao XH, Skeaff CM, Bacon CJ, Rockell JE, Lambert A, Whiting SJ, Green TJ.
Woo J, et al.
Br J Nutr. 2008 Jun;99(6):1330-4. doi: 10.1017/S0007114507844382. Epub 2007 Oct 26.
Br J Nutr. 2008.
PMID: 17961293