Correction: The Effects of Agility Ladders on Performance: A Systematic Review - Afonso, José; da Costa, Israel Teoldo; Camões, Miguel; Silva, Ana; Lima, Ricardo Franco; Milheiro, André; Martins, Alexandre; Laporta, Lorenzo; Nakamura, Fábio Yuzo; Clemente, Filipe Manuel (International Journal of Sports Medicine, 2020)