American Journal of Respiratory Cell and Molecular Biology, 57(1), 35-46. American Thoracic Society COPDGene Investigators, International COPD Genetics Network, National Emphysema Treatment Trial Genetics, Evaluation of COPD Longitudinally to Identify Predictive Surrogate End-Points, Busch, R, Hobbs, B D, Zhou, J, Castaldi, P J, McGeachie, M J, Hardin, M E, Hawrylkiewicz, I, Sliwinski, P, Yim, J J, Kim, W J, Kim, D K, Agusti, A, Make, B J, Crapo, J D, Calverley, P M, Donner, C F, Lomas, D A, Wouters, E F, Vestbo, J, Tal-Singer, R, Bakke, P, Gulsvik, A, Litonjua, A A, Sparrow, D, Pare, P D, Levy, R D, Rennard, S I, Beaty, T H, Hokanson, J E, Silverman, E K & Cho, M H 2017, ' Genetic association and risk scores in a chronic obstructive pulmonary disease meta-analysis of 16,707 subjects ', American Journal of Respiratory Cell and Molecular Biology, vol. 57, no. 1, pp. 35-46 . https://doi.org/10.1165/rcmb.2016-0331OC