Ren, Qian, Haiyan Zhang, Xiaofen Shi, Lingyan Ren, and Jing Cheng. 2026. “Efficacy of Guided Imagery Training in Improving Sleep Quality in Patients With Chronic Obstructive Pulmonary Disease and Sleep Disorders”. Actas Españolas De Psiquiatría, September, 1-11. https://doi.org/10.62641/aep.2258.