Ultrasonographic evaluation of intrinsic foot muscle thickness in soccer and basketball players: an observational study - Canosa-Carro, Lorena; Villafane, Jorge Hugo; Torres-Berra, Unai; Almazan-Polo, Jaime; Pareja-Galeano, Helios; Vazquez-Gonzalez, Sergio; Romero-Morales, Carlos (PEERJ, 2025)