BibTex format
@article{Hewitt:2015:10.1136/bmj.h1060,
author = {Hewitt, RJ and Francis, M and Singanayagam, A and Kon, OM},
doi = {10.1136/bmj.h1060},
journal = {BMJ-BRITISH MEDICAL JOURNAL},
title = {RATIONAL TESTING Screening tests for tuberculosis before starting biological therapy},
url = {http://dx.doi.org/10.1136/bmj.h1060},
volume = {350},
year = {2015}
}