@article{ref1,
title="The cost and length of a hospital stay",
journal="Inquiry : a journal of medical care organization, provision and financing",
year="1976",
author="Lave, J. R. and Leinhardt, S.",
volume="13",
number="4",
pages="327-343",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0046-9580",
doi="",
url="http://dx.doi.org/"
}