Correlation between Intestinal Flora Status and Inflammatory Indexes and Lung Function in Patients with Chronic Obstructive Pulmonary Disease at Stable Phase 
DENG Sumin,ZHU Taofeng,CHEN Ruhua,MA Xiuqin,GU Xinnan
Chinese General Practice . 2020, (17): 2137 -2141 .  DOI: 10.12114/j.issn.1007-9572.2019.00.644