@article{ref1,
title="Concealed illegal drugs: a potential cause of airway obstruction",
journal="Anesthesia and analgesia",
year="1993",
author="Ortega, R. A. and Halterman, M. W.",
volume="76",
number="1",
pages="204-204",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0003-2999",
doi="",
url="http://dx.doi.org/"
}