@article{ref1,
title="Epidemiology of suicides in Poznăn between 1968 and 1970",
journal="Psychiatria Polska",
year="1972",
author="Chlopocka, M. and Lisowska, J. and Rybakowski, J. and Staszyszyn, D. and Wciórka, J.",
volume="6",
number="3",
pages="291-297",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0033-2674",
doi="",
url="http://dx.doi.org/"
}