Dobryk, O.O., N.S. Lukianenko, and M.I. Dushar. “Idiopathic Hypercalcemia in a Child: A Clinical Case of Hypervitaminosis and Hypercalcemia in a Young Child”. KIDNEYS 9, no. 4 (September 8, 2021): 249–253. Accessed October 8, 2025. https://kidneysjournal.com/index.php/journal/article/view/291.