Vujisic, S. M.; Vodopic, S.; Idrizovic, Z.; Radulovic, L. The Correlation Between the Level of 25-Hydroxyvitamin D [25(OH)D] and Residency of Multiple Sclerosis Patients in Montenegro – Higher Levels Only in Men in the North of the Country . Vojnosanit Pregl 2020, 75 (3). https://doi.org/10.2298/VSP160314204V.