@article{ref1,
title="A job severity index for the evaluation and control of lifting injury",
journal="Human factors",
year="1984",
author="Liles, D. H. and Deivanayagam, S. and Ayoub, M. M. and Mahajan, Prashant",
volume="26",
number="6",
pages="683-693",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}