Manual dexterity in school-age children measured by the Grooved Pegboard test: Evaluation of training effect and performance in dual-task oleh Valerio Giustino, Antonino Patti, Luca Petrigna, Flavia Figlioli, Ewan Thomas, Vincenza Costa, Luigi Galvano, Jessica Brusa, Domenico Savio Salvatore Vicari, Simona Pajaujiene, Daniela Smirni, Antonio Palma, Antonino Bianco