Global Initiative for Chronic Obstructive Lung Disease 2023 Report: GOLD Executive Summary Alvar Agustí; Bartolome R. Celli; Gerard J. Criner; David Halpin; Antonio Anzueto; Peter Barnes; Jean Bourbeau; MeiLan K. Han; Fernando J. Martinez; Maria Montes de Oca; Kevin Mortimer; Alberto Papi; Ian Pavord; Nicolas Roche; Sundeep Salvi; Don D. Sin; Dave Singh; Robert Stockley; M. Victorina López Varela; Jadwiga A. Wedzicha; Claus F. Vogelmeier;

COPD & COVID-19 David M.G. Halpin; Claus F. Vogelmeier; Alvar A. Agusti;

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