@Article{Michalak2007,
journal="Menedżer Zdrowia",
issn="1730-2935",
number="4",
year="2007",
title="Editorial",
author="Michalak, Janusz
and Łukomski, Jacek",
url="https://www.termedia.pl/Editorial,12,8298,1,1.html"
}