BibTex format
@article{Patel:2002,
author = {Patel, IS and Seemungal, TA and Wilks, M and Lloyd-Owen, SJ and Donaldson, GC and Wedzicha, JA},
journal = {Thorax},
pages = {759--764},
title = {Relationship between bacterial colonisation and the frequency, character, and severity of COPD exacerbations},
volume = {57},
year = {2002}
}