1. Shahrokhi, S. Z., Ghaffari, F. & Kazerouni, F. Role of vitamin D in female Reproduction. Clin. Chim. Acta 455, 33–38 (2016).
2. Anagnostis, P., Karras, S. & Goulis, D. G. Vitamin D in human reproduction: a narrative review. Int. J. Clin. Pract. 67, 225–235 (2013).
3. Pilz, S. et al. The Role of Vitamin D in Fertility and during Pregnancy and Lactation: A Review of Clinical Data. Int. J. Environ. Res. Public Health 15, 2241 (2018).
4. Irani, M. & Merhi, Z. Role of vitamin D in ovarian physiology and its implication in reproduction: a systematic review. Fertil. Steril. 102, 460–468.e3 (2014).
5. Dennis, N. A. et al. The Level of Serum Anti-Müllerian Hormone Correlates with Vitamin D Status in Men and Women But Not in Boys. J. Clin. Endocrinol. Metab. 97, 2450–2455 (2012).
6. Bulletti, C., Coccia, M. E., Battistoni, S. & Borini, A. Endometriosis and infertility. J. Assist. Reprod. Genet. 27, 441–7 (2010).
7. Lerchbaum, E. & Obermayer-Pietsch, B. Vitamin D and fertility: a systematic review. Eur. J. Endocrinol. 166, 765–778 (2012).
8. Harris, H. R., Chavarro, J. E., Malspeis, S., Willett, W. C. & Missmer, S. A. Dairy-Food, Calcium, Magnesium, and Vitamin D Intake and Endometriosis: A Prospective Cohort Study. Am. J. Epidemiol. 177, 420–430 (2013).
9. Miyashita, M. et al. Effects of 1,25-Dihydroxy Vitamin D 3 on Endometriosis. J. Clin. Endocrinol. Metab. 101, 2371–2379 (2016).
10. Lin, M.-W. & Wu, M.-H. The role of vitamin D in polycystic ovary syndrome. Indian J. Med. Res. 142, 238–40 (2015).
11. He, C., Lin, Z., Robb, S. W. & Ezeamama, A. E. Serum Vitamin D Levels and Polycystic Ovary syndrome: A Systematic Review and Meta-Analysis. Nutrients 7, 4555 (2015).
12. Asadi, M. et al. Vitamin D improves endometrial thickness in PCOS women who need intrauterine insemination: a randomized double-blind placebo-controlled trial. Arch. Gynecol. Obstet. 289, 865–870 (2014).
13. Wehr, E., Pieber, T. R. & Obermayer-Pietsch, B. Effect of vitamin D3 treatment on glucose metabolism and menstrual frequency in polycystic ovary syndrome women: A pilot study. J. Endocrinol. Invest. 34, 757–763
14. Sabry, M. & Al-Hendy, A. Innovative Oral Treatments of Uterine Leiomyoma. Obstet. Gynecol. Int. 2012, 1–10 (2012).
15. Skowrońska, P. et al. The role of vitamin D in reproductive dysfunction in women – a systematic review. Ann. Agric. Environ. Med. 23, 671–676 (2016).
16. Chu, J. et al. Vitamin D and assisted reproductive treatment outcome: a systematic review and meta-analysis. Hum. Reprod. 33, 65–80 (2018).
17. Paffoni, A. et al. Vitamin D Deficiency and Infertility: Insights From in vitro Fertilization Cycles. J. Clin. Endocrinol. Metab. 99, E2372–E2376 (2014).
18. Jensen, M. B. Vitamin D and male reproduction. Nat. Rev. Endocrinol. 10, 175–186 (2014).