Hychka, K. M., M. O. Boichuk, T. I. Dumych, Paryzhak S. Yа., R. O. Bilyi, and T. I. Nehrych. 2019. “Evaluation of Interferon β-1b Therapy Effects on the Level and Abnormal Nature of Immunoglobulin G in Patients With Multiple Sclerosis”. Zaporozhye Medical Journal, no. 6 (February). https://doi.org/10.14739/2310-1210.2018.6.146558.