[1]
V. Spirichev, β€œTo the Substantiation of the Joint Use of Vitamin D and the Rest of the 12 Vitamins Necessary for the Creation and Realization of the Vital Functions of its Hormone-Active Form (The Vitamin D + 12 Vitamins Approach)”, J. Nutr. Ther., vol. 2, no. 1, pp. 1–7, Mar. 2013.