痰液生物标志物在慢性阻塞性肺疾病诊治中的研究进展
马青松,刘凌,赵芝焕
Research Progress of Sputum Biomarkers in the Diagnosis and Treatment of Chronic Obstructive Pulmonary Disease 
MA Qingsong,LIU Ling,ZHAO Zhihuan
中国全科医学 . 2021, (20): 2624 -2628 .  DOI: 10.12114/j.issn.1007-9572.2021.00.497