Application Value of Inspiratory Capacity in Differentiating Chronic Obstructive Pulmonary Disease from Asthma-chronic Obstructive Pulmonary Disease Overlap 
WANG Fang,JIANG Chenyu,LUO Xuping,CHEN Fang
Chinese General Practice . 2019, (33): 4053 -4057 .  DOI: 10.12114/j.issn.1007-9572.2019.00.572