O’Toole, J., Woo, H., Putcha, N., Cooper, C. B., Woodruff, P., Kanner, R. E., Paine, R., Bowler, R. P., Comellas, A., Hoth, K. F., Krishnan, J. A., Han, M., Dransfield, M., Iyer, A. S., Couper, D., Peters, S. P., Criner, G., Kim, V., Barr, R. G., … Woodruff, P. G. (2022). Comparative Impact of Depressive Symptoms and FEV1% on Chronic Obstructive Pulmonary Disease. Annals of the American Thoracic Society, 19(2), 171–178. https://doi.org/10.1513/annalsats.202009-1187oc