@article{doi:10.1001/jamasurg.2013.1509,
author = {Maas MB and Jaff MR and Rordorf GA},
title = {RIsk adjustment for case mix and the effect of surgeon volume on morbidity},
journal = {JAMA Surgery},
volume = {},
number = {},
pages = {1-5},
year = {2013},
doi = {10.1001/jamasurg.2013.1509},
URL = { + http://dx.doi.org/10.1001/jamasurg.2013.1509},
eprint = {/data/Journals/SURG/0/jamasurg.2013.1509.pdf}
}