Effect of Oral Vitamin D3 Supplementation in Exclusively Breastfed Newborns: Prospective, Randomized, Double-Blind, Placebo-Controlled Trial. - Lin CH; Lin CY; Sung YH; Li ST; Cheng BW; Weng SL; Chang SJ; Lee HC; Lee YJ; Ting WH; Chang HY; Wu YL; et al. (Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research, 2022)