AUTHOR=Mateen Farrah J. TITLE=Is It Time for Quotas to Achieve Racial and Ethnic Representation in Multiple Sclerosis Trials? JOURNAL=Frontiers in Neurology VOLUME=12 YEAR=2021 URL=https://www.frontiersin.org/journals/neurology/articles/10.3389/fneur.2021.680912 DOI=10.3389/fneur.2021.680912 ISSN=1664-2295