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From the authors
R. A. Rabinovich, R. Bastos, E. Ardite, L. Llinàs, M. Orozco-Levi, J. Gea, J. Vilaró, J. A. Barberà, R. Rodriguez-Roisin, J. C. Fernandez-Checa, J. Roca
European Respiratory Journal 30 (3) 600-601; DOI: 10.1183/09031936.00055807 Published 31 August 2007