1 School of Medicine, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil.
2 Neurology Service, Hospital de Clinicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil. alvaro.doliveirafranco@gmail.com.
3 Post-Graduate Program in Biological Sciences: Biochemistry, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil. alvaro.doliveirafranco@gmail.com.
4 Neurology Service, Hospital de Clinicas de Porto Alegre, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil.
5 Memory Center of the Hospital Moinhos de Vento, Porto Alegre, Brazil.
6 Department of Morphological Sciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil.
7 Department of Internal Medicine, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil.
8 Graduate Program in Medicine: Medical Sciences, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil.