Significance of FEV3/FEV6 in Recognition of Early Airway Disease in Smokers at Risk of Development of COPD

Nathan Yee, Daniela Markovic, Russell G. Buhr, Spyridon Fortis, Mehrdad Arjomandi, David Couper, Wayne H. Anderson, Robert Paine, Prescott G. Woodruff, MeiLan K. Han, Fernando J. Martínez, R. Graham Barr, J. Michael Wells, Victor E. Ortega, Eric A. Hoffman, Victor Kim, Michael Drummond, Russell P. Bowler, Jeffrey L. Curtis, Christopher B. Cooper, Donald P. Tashkin, Igor Barjaktarević