@article{ref1,
title="Death rates and causes of death after bariatric surgery for Pennsylvania residents, 1995 to 2004 - Invited critique",
journal="Archives of surgery (1960)",
year="2007",
author="Livingston, E.H.",
volume="142",
number="10",
pages="e929-e929",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0004-0010",
doi="10.1001/archsurg.142.10.929",
url="http://dx.doi.org/10.1001/archsurg.142.10.929"
}