Corrigendum: Effectiveness of a multicomponent exercise intervention in community-dwelling older Chinese people with cognitive frailty: protocol for a mixed-methods research - Ning, Hongting; Chen, Fenghui; Li, Junxin; Du, Yan; Chen, Xi; Wu, Shuang; Joseph, Abigael; Gao, Yinyan; Cao, Zeng; Feng, Hui (Frontiers in Aging Neuroscience, 2024)