Pavlyshyn, H.A. and Shulhai, A.-M.A. 2018. VITAMIN D STATUS IN THE PATHOGENESIS OF CHILD DISEASES DEVELOPMENT. Actual Problems of Pediatrics, Obstetrics and Gynecology. 1 (May 2018). DOI:https://doi.org/10.11603/24116-4944.2018.1.8800.