@article{ref1,
title="Dynamic factors in the analysis of stoop and crouch lifting methods: a methodological approach to the development of safe materials handling standards",
journal="Orthopedic clinics of North America",
year="1977",
author="Troup, J. D.",
volume="8",
number="1",
pages="201-209",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0030-5898",
doi="",
url="http://dx.doi.org/"
}