BibTex format
@article{Trotter:2002:10.1136/bmj.324.7341.809,
author = {Trotter, CL and Edmunds, WJ},
doi = {10.1136/bmj.324.7341.809},
journal = {BRITISH MEDICAL JOURNAL},
pages = {809--812B},
title = {Modelling cost effectiveness of meningococcal serogroup C conjugate vaccination campaign in England and Wales},
url = {http://dx.doi.org/10.1136/bmj.324.7341.809},
volume = {324},
year = {2002}
}