1. a Alzheimer's Disease and Neurogeriatric Clinic, Neurology Service, Hospital de Clínicas de Porto Alegre (HCPA) , Porto Alegre, Brazil
2. b Internal Medicine Department and Health Sciences Post-Graduation Course, UFCSPA School of Medicine , Porto Alegre, Brazil
3. c PhD student of Medical Sciences Post-Graduation Course, UFRGS School of Medicine , Porto Alegre, Brazil
4. d Undergraduate student (research assistant), UFRGS School of Medicine , Porto Alegre, Brazil
5. e Internal Medicine Department and Medical Sciences Post-Graduation Course, UFRGS School of Medicine , Porto Alegre, Brazil