@article{ref1,
title="On call: a patient education feature. The valleys and peaks",
journal="South Dakota journal of medicine",
year="2008",
author="Holm, Richard P.",
volume="61",
number="9",
pages="e348-e348",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0038-3317",
doi="",
url="http://dx.doi.org/"
}