Chronic obstructive pulmonary disease 2014 update (COPD Review, Lancet) - PulmCCM
Chronic Obstructive Pulmonary Disease (COPD) 2014 Review Epidemiology of COPD Globally, ~10% of people older than 40 have airflow limitation of GOLD stage 2 or worse (FEV1 < 80% predicted); up to 25% may have GOLD stage 1 (FEV1 ≥ 80% predicted but ......