@article{doi:10.1001/archsurg.133.5.530,
author = {Smith R and Kern SJ and Fry WR and Helmer SD},
title = {INstitutional learning curve of surgeon-performed trauma ultrasound},
journal = {Archives of Surgery},
volume = {133},
number = {5},
pages = {530-536},
year = {1998},
doi = {10.1001/archsurg.133.5.530},
URL = { + http://dx.doi.org/10.1001/archsurg.133.5.530},
eprint = {/data/Journals/SURG/5330/SWS7017.pdf}
}