@article{ref1,
title="Occupational diseases and poisoning in Warsaw in 1962-1963. An epidemiologic analysis",
journal="Przeglad Epidemiologiczny",
year="1966",
author="Sawicki, F. and Boniecka, T.",
volume="20",
number="3",
pages="239-247",
abstract="<p>[Abstract unavailable]</p><p>Language: pl</p>",
language="pl",
issn="0033-2100",
doi="",
url="http://dx.doi.org/"
}