@article{ref1,
title="Suicide attempts in Gracow in 1962, 1966, 1967 and 1969",
journal="Psychiatria Polska",
year="1972",
author="Kostrzewa, T. and Mijal, K. and Pańków, T. and Pluzek, Z. and Wilk, Z.",
volume="6",
number="3",
pages="299-309",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0033-2674",
doi="",
url="http://dx.doi.org/"
}