BibTex format
@article{Patel:2011:10.1258/jrsm.2011.110005,
author = {Patel, VM and Ashrafian, H and Ahmed, K and Arora, S and Jiwan, S and Nicholson, JK and Darzi, A and Athanasiou, T},
doi = {10.1258/jrsm.2011.110005},
journal = {J R Soc Med1},
pages = {251--261},
title = {How has healthcare research performance been assessed? A systematic review},
url = {http://dx.doi.org/10.1258/jrsm.2011.110005},
volume = {104},
year = {2011}
}