Chen, Bei, Xiaoxia Yan, Xiaojun Wang, and Yanjun Mao. “Effectiveness of Precise and Quantitative Rapid Pulmonary Rehabilitation Nursing Program for Elderly Patients With Lung Cancer During the Perioperative Period: A Randomized Controlled Trial”. Pakistan Journal of Medical Sciences 39, no. 2 (February 16, 2023). Accessed April 25, 2024. https://pjms.org.pk/index.php/pjms/article/view/7103.