Välimäki VV et al. 2016; How well are the optimal serum 25OHD concentrations reached in high-dose intermittent vitamin D therapy? A placebo-controlled study on comparison between 100 000 IU and 200 000 IU of oral D3 every 3 months in elderly women; Clin. Endocrinol. 84(6):837-44

Study design: Elderly women received 100 000 or 200 000 IU of vitamin D3 or placebo orally every 3 months plus 1 g of calcium daily over one year to test intermittent … » Mehr