Nikolaychuk M, Shostakovych-Koretskaya L, Budayeva I, Biletska S. Influence of seasonality on vitamin D level in patients with HCV infection and healthy people. Med. perspekt. [Internet]. 2021Mar.26 [cited 2024Nov.22];26(1):184-90. Available from: https://journals.uran.ua/index.php/2307-0404/article/view/228000