Paneque, Milena, Joana Félix, Álvaro Mendes, Carolina Lemos, Susana Lêdo, João Silva, and Jorge Sequeiros. 2019. “Twenty Years of a Pre-Symptomatic Testing Protocol for Late-Onset Neurological Diseases in Portugal”. Acta Médica Portuguesa 32 (4). Lisbon, Portugal:295-304. https://doi.org/10.20344/amp.10526.