The paper citation is S. P. Bhatt, S. Bodduluri, E. A. Hoffman, J. D. Newell, J. C. Sieren, M. T. Dransfield, and J. M. Reinhardt. CT Measure of Lung At-risk and Lung Function Decline in Chronic Obstructive Pulmonary Disease. Amer. J. Respiratory and Critical Care Medicine, 2017.
We just published a new paper in the American Journal of Respiratory and Critical Care Medicine.