1. Movement Disorders Center Department of Neurology School of Medicine University of São Paulo São Paulo SP Brazil
2. Pain Center Neurosurgery Division Department of Neurology School of Medicine University of São Paulo São Paulo SP Brazil
3. Department of Pathology University of Alabama at Birmingham Birmingham AL USA
4. Federal University of ABC São Bernardo do Campo SP Brazil
5. School of Medicine Santo André SP Brazil
6. Pain Center Instituto do Cancer do Estado de São Paulo São Paulo SP Brazil