Gómez-Soria, Isabel Ferreira, Chelo Oliván-Blázquez, Bárbara Aguilar-Latorre, Alejandra Calatayud, Estela Effects of cognitive stimulation program on cognition and mood in older adults, stratified by cognitive levels: A randomized controlled trial Arch. gerontol. geriatr. 10.1016/j.archger.2023.104984 2023 2023