Inflammatory changes, recovery and recurrence at COPD exacerbation
W. R. Perera, J. R. Hurst, T. M. A. Wilkinson, R. J. Sapsford, H. Müllerova, G. C. Donaldson, J. A. Wedzicha
European Respiratory Journal 2007 29: 527-534; DOI: 10.1183/09031936.00092506