@article{ref1,
title="Suicide attempts by poisoning in the aged. Observations on patients of an internal intensive care unit",
journal="Medizinische Klinik [Urban und Schwarzenberg]",
year="1971",
author="Kraas, E. and Schuster, H. P. and Baum, P. and Schönborn, H. and Poeplau, W. and Brodersen, H. C.",
volume="66",
number="48",
pages="1653-1660",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0025-8458",
doi="",
url="http://dx.doi.org/"
}