Lishchynski, P.O., V.O. Palamarchuk, O.P. Nechay, M.A. Urina, O.A. Tovkay, and V.V. Kutz. “Laboratory and Instrumental Criteria for Assessing the Persistence of Primary Hyperparathyroidism Within the First Day After Surgery. Retrospective Assessment of Risk”. INTERNATIONAL JOURNAL OF ENDOCRINOLOGY (Ukraine) 15, no. 4 (February 1, 2019): 283–289. Accessed November 30, 2021. http://iej.zaslavsky.com.ua/article/view/174813.