Aghajafari, F, Nagulesapillai, T, Ronksley, PE
et al. (2013) Association between maternal serum 25-hydroxyvitamin D level and pregnancy and neonatal outcomes: systematic review and meta-analysis of observational studies. BMJ
Godang, K, Froslie, KF, Henriksen, T
et al. (2014) Seasonal variation in maternal and umbilical cord 25(OH) vitamin D and their associations with neonatal adiposity. Eur J Endocrinol
Sayers, A & Tobias, JH (2009) Estimated maternal ultraviolet B exposure levels in pregnancy influence skeletal development of the child. J Clin Endocrinol Metab
Crozier, SR, Harvey, NC, Inskip, HM
et al. (2012) Maternal vitamin D status in pregnancy is associated with adiposity in the offspring: findings from the Southampton Women’s Survey. Am J Clin Nutr
Christesen, HT, Elvander, C, Lamont, RF
et al. (2012) The impact of vitamin D in pregnancy on extraskeletal health in children: a systematic review. Acta Obstet Gynecol Scand
Webb, AR & Engelsen, O (2006) Calculated ultraviolet exposure levels for a healthy vitamin D status. Photochem Photobiol
Holmes, VA, Barnes, MS, Alexander, HD
et al. (2009) Vitamin D deficiency and insufficiency in pregnant women: a longitudinal study. Br J Nutr
Sahu, M, Bhatia, V, Aggarwal, A
et al. (2009) Vitamin D deficiency in rural girls and pregnant women despite abundant sunshine in northern India. Clin Endocrinol (Oxf)
Hamilton, SA, McNeil, R, Hollis, BW
et al. (2010) Profound Vitamin D deficiency in a diverse group of women during pregnancy living in a sun-rich environment at latitude 32 degrees N. Int J Endocrinol
Ginde, AA, Sullivan, AF, Mansbach, JM
et al. (2010) Vitamin D insufficiency in pregnant and nonpregnant women of childbearing age in the United States. Am J Obstet Gynecol
202, 436 e431–438.
De-Regil, LM, Palacios, C, Ansary, A
et al. (2012) Vitamin D supplementation for women during pregnancy. Cochrane Database Syst Rev
Tao, M, Shao, H, Gu, J
et al. (2012) Vitamin D status of pregnant women in Shanghai, China. J Matern Fetal Neonatal Med
Xiang, F, Jiang, J, Li, H
et al. (2013) High prevalence of vitamin D insufficiency in pregnant women working indoors and residing in Guiyang, China. J Endocrinol Invest
Song, SJ, Si, S, Liu, J
et al. (2013) Vitamin D status in Chinese pregnant women and their newborns in Beijing and their relationships to birth size. Public Health Nutr
Jiang, L, Xu, J, Pan, S
et al. (2012) High prevalence of hypovitaminosis D among pregnant women in southeast China. Acta Paediatr
Anon, . (2000) Report of the National High Blood Pressure Education Program Working Group on High Blood Pressure in Pregnancy. Am J Obstet Gynecol
183, issue 1, S1–S22.
World Health Organization (2006) Definition and Diagnosis of Diabetes Mellitus and Intermediate Hyperglycemia: Report of a WHO/IDF Consultation. Geneva: WHO.
Institute of Medicine (2011) Dietary Reference Intakes for Calcium and Vitamin D. Washington, DC: National Academy of Sciences.
Holick, MF, Binkley, NC, Bischoff-Ferrari, HA
et al. (2011) Evaluation, treatment, and prevention of vitamin D deficiency: an Endocrine Society clinical practice guideline. J Clin Endocrinol Metab
Lee, YA, Kim, HY, Hong, H
et al. (2014) Risk factors for low vitamin D status in Korean adolescents: the Korea National Health and Nutrition Examination Survey (KNHANES) 2008–2009. Public Health Nutr
Johnson, DD, Wagner, CL, Hulsey, TC
et al. (2011) Vitamin D deficiency and insufficiency is common during pregnancy. Am J Perinatol
Kazemi, A, Sharifi, F, Jafari, N
et al. (2009) High prevalence of vitamin D deficiency among pregnant women and their newborns in an Iranian population. J Womens Health
Bodnar, LM, Simhan, HN, Powers, RW
et al. (2007) High prevalence of vitamin D insufficiency in black and white pregnant women residing in the northern United States and their neonates. J Nutr
Al-Ghamdi, MA, Lanham-New, SA & Kahn, JA (2012) Differences in vitamin D status and calcium metabolism in Saudi Arabian boys and girls aged 6 to 18 years: effects of age, gender, extent of veiling and physical activity with concomitant implications for bone health. Public Health Nutr
Andersen, LB, Abrahamsen, B, Dalgard, C
et al. (2013) Parity and tanned white skin as novel predictors of vitamin D status in early pregnancy: a population-based cohort study. Clin Endocrinol (Oxf)
Chinese Nutrition Society (2013) Chinese Dietary Reference Intakes (DRIs). Beijing: Science Press.
Gao, Q, Liu, G & Liu, Y (2014) Knowledge, attitude and practice regarding solar ultraviolet exposure among medical university students in Northeast China. J Photochem Photobiol B
Zhou, M, Zhuang, W, Yuan, Y
et al. (2015) Investigation on vitamin D knowledge, attitude and practice of university students in Nanjing, China. Public Health Nutr (Epublication ahead of print version).
Matsuoka, LY, Ide, L, Wortsman, J
et al. (1987) Sunscreens suppress cutaneous vitamin D3 synthesis. J Clin Endocrinol Metab
Maeda, SS, Kunii, IS, Hayashi, L
et al. (2007) The effect of sun exposure on 25-hydroxyvitamin D concentrations in young healthy subjects living in the city of Sao Paulo, Brazil. Braz J Med Biol Res
Brot, C, Vestergaard, P, Kolthoff, N
et al. (2001) Vitamin D status and its adequacy in healthy Danish perimenopausal women: relationships to dietary intake, sun exposure and serum parathyroid hormone. Br J Nutr
86, Suppl. 1, S97–S103.
Clements, MR, Johnson, L & Fraser, DR (1987) A new mechanism for induced vitamin D deficiency in calcium deprivation. Nature