BibTex format
@article{Hariharan:2012:10.1016/j.amjsurg.2011.07.018,
author = {Hariharan, D and Constantinides, V and Kocher, HM and Tekkis, PP},
doi = {10.1016/j.amjsurg.2011.07.018},
journal = {AMERICAN JOURNAL OF SURGERY},
pages = {84--92},
title = {The role of laparoscopy and laparoscopic ultrasound in the preoperative staging of patients with resectable colorectal liver metastases: a meta-analysis},
url = {http://dx.doi.org/10.1016/j.amjsurg.2011.07.018},
volume = {204},
year = {2012}
}