Multiple sclerosis retrovirus-like envelope gene: Role of the chromosome 20 insertion. Varadé J, García-Montojo M, de la Hera B, Camacho I, García-Martínez ÁM, Arroyo R, Álvarez-Lafuente R, Urcelay E BBA Clin. 2015 Jun; 3:162-7. Epub 2015 Feb 19. PMID: 26675450. Abstract CommentRecommendBookmarkWatch