@article{ref1,
title="Caffeine use and plasma concentrations in psychiatric outpatients",
journal="Depression and anxiety",
year="1998",
author="Lande, R. G. and Labbate, L. A.",
volume="7",
number="3",
pages="130-133",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1091-4269",
doi="",
url="http://dx.doi.org/"
}