@article{doi:10.1001/archsurg.133.5.504,
author = {Hieken TJ and Velasco JM},
title = {A prospective analysis of office-based breast ultrasound},
journal = {Archives of Surgery},
volume = {133},
number = {5},
pages = {504-508},
year = {1998},
doi = {10.1001/archsurg.133.5.504},
URL = { + http://dx.doi.org/10.1001/archsurg.133.5.504},
eprint = {/data/Journals/SURG/5330/SWS7008.pdf}
}