DISEASE-ASSOCIATED HLA-DR POLYMORPHISM, CLINICAL AND IMMUNOLOGICAL CHARACTERISTICS OF MULTIPLE SCLEROSIS PATIENTS IN THE NORTHEASTERN REGION OF UKRAINE Journal title: Annals of Mechnikov Institute Authors: T. І., Kolyada, T. V., Negreba, O. V., Tupotilov, O. P., Bilozorov, A. D., Zelenska, O. M., Kolyada,... Subject(s): Medicine, Immunology, Microbiology, Pharmacology, Pharmacy