42.van Mierlo LA, Arends LR, Streppel MT, et al. Blood pressure response to calcium supplementation: a meta-analysis of randomized controlled trials. J Hum Hypertens 2006 Aug;20(8):571–80. http://www.ncbi.nlm.nih.gov/pubmed/16673011
43.Pfeifer M, Begerow B, Minne HW, Nachtigall D, Hansen C. Effects of a short-term vitamin D3 and calcium supplementation on blood pressure and parathyroid hormone levels in elderly women. J Clin Endocrinol Metab. 2001;86(4):1633-1637. www.ncbi.nlm.nih.gov/pubmed/11297596
44.Goel RK, Lal H. Role of vitamin d supplementation in hypertension.Indian J Clin Biochem. 2011 Jan;26(1):88-90. http://www.ncbi.nlm.nih.gov/pubmed/22211023