BibTex format
@article{Ahmed:2013:10.1038/nrurol.2012.213,
author = {Ahmed, HU},
doi = {10.1038/nrurol.2012.213},
journal = {NATURE REVIEWS UROLOGY},
pages = {6--8},
title = {PROSTATE CANCER Time for active surveillance of intermediate-risk disease?},
url = {http://dx.doi.org/10.1038/nrurol.2012.213},
volume = {10},
year = {2013}
}