Amnestic and non-amnestic symptoms of dementia: An international study of Alzheimer's disease in people with Down's syndrome - Fonseca, Luciana M; Padilla, Concepcion; Jones, Elizabeth; Neale, Natalie; Haddad, Glenda G; Mattar, Guilherme P; Barros, Eriton; Clare, Isabel C. H; Busatto Filho, Geraldo; Bottino, Cassio M. C (International journal of geriatric psychiatry, 2020)