Arnold SE, Vega IE, Karlawish JH, Wolk DA, Nunez J, Negron M, Xie SX, Wang LS, Dubroff JG, McCarty-Wood E, Trojanowski JQ, Van Deerlin V. Frequency and clinicopathological characteristics of presenilin 1 Gly206Ala mutation in Puerto Rican Hispanics with dementia. J Alzheimers Dis. 2013;33(4):1089–95. PMID: 23114514; PMCID: PMC3575080.