@article{ref1,
title="Occupational disability from psychosomatic and psychoneurotic causes in the middle and 2nd half of life",
journal="Zeitschrift fur Psychosomatische Medizin und Psychoanalyse",
year="1969",
author="Christian, P.",
volume="15",
number="4",
pages="282-287",
abstract="<p>[Abstract unavailable]</p><p>Language: de</p>",
language="de",
issn="0340-5613",
doi="",
url="http://dx.doi.org/"
}