@article{ref1,
title="The physician's role in completing advance directives: ensuring patients' capacity to make healthcare decisions in advance",
journal="Journal of clinical ethics",
year="1994",
author="Wenger, N. S. and Halpern, J.",
volume="5",
number="4",
pages="320-323",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="1046-7890",
doi="",
url="http://dx.doi.org/"
}