@article{ref1,
title="Ammonia poisoning in etiology of hepatic coma",
journal="Revista de la Facultad de Medicina, Universidad Nacional de Colombia",
year="1958",
author="Casas, R.",
volume="26",
number="6",
pages="239-259",
abstract="<p>[Abstract unavailable]</p> <p>Language: es</p>",
language="es",
issn="0120-0011",
doi="",
url="http://dx.doi.org/"
}