@article{article870a1751,
title   = {Airway smooth muscle thickness in asthma is related to severity but not duration of asthma},
author = {James, A. L. and Bai, Tony R and Mauad, T. and Abramson, M. J. and Dolhnikoff, M. and Mckay, K. O. and Maxwell, P. S. and Elliot, J. G. and Green, F. H.},
year = {2009},
doi = {10.1183/09031936.00181608},
journal   = {European respiratory journal}
}