Standards for the diagnosis and treatment of patients with COPD: a summary of the ATS/ERS position paper
B.R. Celli, W. MacNee, A. Agusti, A. Anzueto, B. Berg, A.S. Buist, P.M.A. Calverley, N. Chavannes, T. Dillard, B. Fahy, A. Fein, J. Heffner, S. Lareau, P. Meek, F. Martinez, W. McNicholas, J. Muris, E. Austegard, R. Pauwels, S. Rennard, A. Rossi, N. Siafakas, B. Tiep, J. Vestbo, E. Wouters, R. ZuWallack
European Respiratory Journal Jun 2004, 23 (6) 932-946; DOI: 10.1183/09031936.04.00014304