Karolina Osińska, Marcin Schulz, Agnieszka Morawa, Dawid Studziński, Anna Kołcz, and Michał Kulczak. 2026. “IMMUNOMODULATORY EFFECTS OF VITAMIN D AND ITS STATUS IN PATIENTS WITH AUTOIMMUNE DISEASES”. International Journal of Innovative Technologies in Social Science, no. 1(49) (January). https://doi.org/10.31435/ijitss.1(49).2026.4611.