Impaired Ventilatory Efficiency Identifies High-Risk Mild-to-Moderate Chronic Obstructive Pulmonary Disease Zhishan Deng; Fan Wu; Qi Wan; Cuiqiong Dai; Lifei Lu; Zihui Wang; Kunning Zhou; Xiaohui Wu; Gaoying Tang; Huajing Yang; Jieqi Peng; Suyin Huang; Guannan Cai; Fangyan Wu; Junfeng Lin; Xiaoyu Wang; Changli Yang; Yongqing Huang; Rongchang Chen; Nanshan Zhong; Yumin Zhou; Pixin Ran;

Biological Therapy in COPD Management: Current Evidence, Challenges and Opportunities Dave Singh; Antonio Menéndez Lobo; Andrew Higham; Bernardino Alcázar Navarrete;

Persistent Blood Eosinophilia and Eosinopenia: Relationship with Outcomes in Bronchiectasis Grace Oscullo; Amina Bekki; Casilda Olveira; Rosa Girón; Marta García-Clemente; Luis Máiz; Oriol Sibila; Rafael Golpe; Juan Luis Rodríguez-Hermosa; Esther Barreiro; Raúl Méndez; Concepción Prados; Juan Rodríguez-López; David de la Rosa; Miguel Ángel Martínez-García;