Cognitive or Cognitive-Motor Executive Function Tasks?: Evaluating Verbal Fluency Measures in People with Parkinson’s Disease - Barbosa, Alessandra Ferreira; Voos, Mariana Callil; Chen, Janini; Francato, Debora Cristina Valente; Souza, Carolina de Oliveira; Barbosa, Egberto Reis; Chien, Hsin Fen; Mansur, Letícia Lessa (Biomed Research International, 2017)