Xiao-Xia Yan, Bei Chen, and Yan-Jun Mao. “The Effect of Routine Health Exercises on the Prevention of Lower Extremity Deep Vein Thrombosis Following Pneumonectomy”. The Ethiopian Journal of Health Development 36, no. 3 (September 7, 2022). Accessed March 25, 2023. https://ejhd.org/index.php/ejhd/article/view/5301.