Jilin Xu, Yulian Zhang, Changqun Ding and Jin Lai (2023) “Research Progress on Cognitive Frailty in Elderly Patients with Heart Failure”, Journal of Innovations in Medical Research, 2(8), pp. 8–14. vailable at: https://www.paradigmpress.org/jimr/article/view/730 (ccessed: 30 April 2025).