@article{ref1,
title="Occupational disease surveillance: carpal tunnel syndrome",
journal="MMWR: Morbidity and mortality weekly report",
year="1989",
author="Centers for Disease Control and Prevention, USA, ",
volume="38",
number="28",
pages="485-489",
abstract="Abstract unavailable.",
language="en",
issn="0149-2195",
doi="",
url="http://dx.doi.org/"
}