1. a Division of Behavioral Neurology and Cognitive Neuroscience , University of Iowa , Iowa City, IA, USA
2. b Laboratory of Neurobiology of Human Behavior, Centro Hospitalar do Porto , Porto, Portugal
3. c Department of Neurology , Centro Hospitalar do Porto , Porto, Portugal
4. d Department of Neuroradiology , Centro Hospitalar do Porto , Porto, Portugal
5. e UMIB, Instituto Ciências Biomédicas Abel Salazar , Porto, Portugal
6. f Universidade Católica Portuguesa , Lisboa, Portugal
7. g Department of Neurophysiology , Centro Hospitalar do Porto , Porto, Portugal
8. h Dornsife Cognitive Neuroscience Imaging Center, University of Southern California , Los Angeles, CA, USA