Current Smoking Status Is Associated With Lower Quantitative CT Measures of Emphysema and Gas Trapping.
Zach JA, Williams A, Jou SS, Yagihashi K, Everett D, Hokanson JE, Stinson D, Lynch DA. Current Smoking Status Is Associated With Lower Quantitative CT Measures of Emphysema and Gas Trapping. J Thorac Imaging. 2016 Jan; 31(1):29-36.