Correlation between Severity of Chronic Obstructive Pulmonary Disease and Skeletal Muscle Malnutrition 
LI Hongyue,WEN Youfeng,LIAN Jie,PAN Dianzhu
Chinese General Practice . 2020, (16): 2044 -2050 .  DOI: 10.12114/j.issn.1007-9572.2020.00.088