@article{ref1,
title="Depression in home healthcare patients: a public health problem",
journal="Pennsylvania nurse",
year="2011",
author="Smith, Janet E.",
volume="66",
number="2",
pages="15-16",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0031-4617",
doi="",
url="http://dx.doi.org/"
}