Original Research

Asthma–COPD overlap syndrome in the US: a prospective population-based analysis of patient-reported outcomes and health care utilization

Vaz Fragoso CA, Murphy TE, Agogo GO, Allore HG, McAvay GJ

International Journal of Chronic Obstructive Pulmonary Disease 2017, 12:517-527

Published Date: 3 February 2017