BibTex format
@article{Brindicci:2007:10.1378/chest.06-2531,
author = {Brindicci, C and Ito, K and Barnes, PJ and Kharitonov, SA},
doi = {10.1378/chest.06-2531},
journal = {CHEST},
pages = {1353--1362},
title = {Differential flow analysis of exhaled nitric oxide in patients with asthma of differing severity},
url = {http://dx.doi.org/10.1378/chest.06-2531},
volume = {131},
year = {2007}
}