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Changes in the use of anti-asthmatic medication in an international cohort
C. Janson, R. de Marco, S. Accordini, E. Almar, M. Bugiani, A. Carolei, L. Cazzoletti, I. Cerveri, A. Corsico, E. Duran-Tauleria, D. Gislason, A. Gulsvik, R. Jõgi, A. Marinoni, J. Martínez-Moratalla, I. Pin, P. Vermeire, D. Jarvis
European Respiratory Journal 26 (6) 1047-1055; DOI: 10.1183/09031936.05.00031905 Published 1 December 2005