Prevalence of airflow obstruction in smokers and never-smokers in Switzerland
P-O. Bridevaux, N.M. Probst-Hensch, C. Schindler, I. Curjuric, D. Felber Dietrich, O. Braendli, M. Brutsche, L. Burdet, M. Frey, M.W. Gerbase, U. Ackermann-Liebrich, M. Pons, J-M. Tschopp, T. Rochat, E.W. Russi
European Respiratory Journal Dec 2010, 36 (6) 1259-1269; DOI: 10.1183/09031936.00004110