Effect of Tai Chi Chuan exercise on immune function in patients with coal workers' pneumoconiosis
LI Chao, YUAN Bao-jun, SHAO Zhong-da, CUI Jing-jing, ZHANG Shu-qing
OCCUPATION AND HEALTH . 2021, (1): 16 -19 .  DOI: 10.13329/j.cnki.zyyjk.2021.0003