@article{ref1,
title="Long-term mortality after gastric bypass surgery",
journal="Revista de psiquiatria clínica",
year="2009",
author="Floresi, A.C.F. and Machado, B.H. and Soares, S.M.D.S.R.",
volume="36",
number="2",
pages="83-84",
abstract="<p>[Abstract unavailable]</p><p>Language: pt</p>",
language="pt",
issn="0101-6083",
doi="10.1590/S0101-60832009000200007",
url="http://dx.doi.org/10.1590/S0101-60832009000200007"
}