BibTex format
@article{Donaldson:1999,
author = {Donaldson, GC and Seemungal, T and Jeffries, DJ and Wedzicha, JA},
journal = {Eur Respir J},
pages = {844--849},
title = {Effect of temperature on lung function and symptoms in chronic obstructive pulmonary disease},
volume = {13},
year = {1999}
}