Aquatic exercises combined with cognitive tasks for older women (WaterCog Study): protocol for a randomized clinical trial - Alberton, Cristine Lima; Gomes, Mariana Borba; Ferreira, Henrique Santos; de Oliveira, Franciele Berní; Ogonowska-Slodownik, Anna; Güeita-Rodríguez, Javier; Reichert, Thais; Junkes-Cunha, Maíra; Pinheiro, Victor Hugo Guesser; Andrade, Luana Siqueira (BMC Geriatrics, 2026)