Mucus Plugs as Precursors to Exacerbation and Lung Function Decline in COPD Patients Kwang Nam Jin; Hyo Jin Lee; Heemoon Park; Jung-Kyu Lee; Eun Young Heo; Deog Kyeom Kim; Hyun Woo Lee;

Clinical Characteristics and 2-Year Outcomes of Chronic Obstructive Pulmonary Disease Patients With High Blood Eosinophil Counts: A Population-based Prospective Cohort Study in China Xiaohui Wu; Zhishan Deng; Fan Wu; Youlan Zheng; Peiyu Huang; Huajing Yang; Ningning Zhao; Cuiqiong Dai; Jieqi Peng; Lifei Lu; Kunning Zhou; Qi Wan; Gaoying Tang; Shengtang Chen; Yongqing Huang; Changli Yang; Shuqing Yu; Pixin Ran; Yumin Zhou;

Variations in Chronic Obstructive Pulmonary Disease Outpatient Care in Respiratory Clinics: Results From the 2021 EPOCONSUL Audit Myriam Calle Rubio; José Luis López-Campos; Marc Miravitlles; Juan José Soler Cataluña; Bernardino Alcázar Navarrete; Manuel E. Fuentes Ferrer; Juan Luis Rodríguez Hermosa;