@article{ref1,
title="Efficiency and effectiveness",
journal="Pflege Aktuell",
year="1995",
author="van de Pasch, T.",
volume="49",
number="5",
pages="366-366",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0944-8918",
doi="",
url="http://dx.doi.org/"
}