@article{Renehan2008,
author = {Renehan, A.G. and Tyson, M. and Egger, M. and Heller, R.F. and Zwahlen, M.},
title= {Body-mass index and incidence of cancer: a systematic review and meta-analysis of prospective observational studies},
year = {2008},
doi = {10.1016/S0140-6736(08)60269-X},
journal = {Lancet},
volume = {371},
pages = {569--578},
}