Чуприна, Г.М., Свиридова, Н.К. and Галуша, А.І. 2017. The influence of symptoms of debut on course of multiple sclerosis in the context of comorbidity. Family medicine. 5(73) (Nov. 2017), 75–77. DOI:https://doi.org/10.30841/2307-5112.5(73).2017.123106.