AUTHOR=Nikolova Antonia , Milanov Ivan , Kmetska Ksenia TITLE=Prevalence and incidence of multiple sclerosis in Bulgaria JOURNAL=Frontiers in Neurology VOLUME=16 YEAR=2025 URL=https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2025.1513390 DOI=10.3389/fneur.2025.1513390 ISSN=1664-2295