Presence of the HLADR13 allele among Mexican Mestizos suggests a protective factor against relapsing-remitting multiple sclerosis (RRMS). Flores J, Granados J, Alonso E, Rito Y, Ortega-Hernández E, Mena-Hernández L, Corona T Clin Neurol Neurosurg. 2015 Aug 31; 138:184-187. PMID: 26367070. Abstract CommentRecommendBookmarkWatch