@article{ref1,
title="Rock Bottom",
journal="Annals of internal medicine",
year="2017",
author="Muller, David",
volume="166",
number="12",
pages="907-908",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-4819",
doi="10.7326/M16-2177",
url="http://dx.doi.org/10.7326/M16-2177"
}