@article{18778,
  author = {Colquhoun J. and Koski M. and Treloar A. and Hansen P. and Marks G. and Girgis S.},
  title = {Thunderstorm outflows preceding epidemics of asthma during spring and summer},
  year = {2001},
  journal = {Thorax},
  volume = {56},
  pages = {468-71},
  language = {eng},
}