RT Journal Article SR Electronic A1 Bankhead, Charles T1 Early Intervention in COPD JF MD Conference Express YR 2010 FD SAGE Publications VO 10 IS 3 SP 10 OP 10 DO 10.1177/155989771003009 UL http://mdc.sagepub.com/content/10/3/10.abstract AB Patients with symptomatic minimal airflow limitation had significant improvement in spirometric and plethysmographic parameters following early intervention with a long-acting bronchodilator.