Global, regional, and national prevalence of, and risk factors for, chronic obstructive pulmonary disease (COPD) in 2019: a systematic review and modelling analysis
Lancet Respiratory
Davies Adeloye, PhD, Peige Song, PhD,Yajie Zhu, PhD,Prof Harry Campbell, MD, Prof Aziz Sheikh, MD, Prof Igor Rudan, PhD, on behalf ofNIHR RESPIRE Global Respiratory Health Unit