The effect of knowledge, attitude, and practice model-based health education on psychological well-being and self-efficacy of patients with concurrent cerebrovascular stenosis and coronary heart disease: a quasi-experimental study - Zhou, Qiyu; Qian, Yuli; Zhang, Dan; Xu, Huan; Yuan, Bei; Tian, Wenfeng; Li, Qiong (Frontiers in Public Health, 2025)