@Article{Sitkowski2007,
journal="Kardiochirurgia i Torakochirurgia Polska/Polish Journal of Thoracic and Cardiovascular Surgery",
issn="1731-5530",
volume="4",
number="2",
year="2007",
title="Komentarz",
author="Sitkowski, Wacław",
url="https://www.termedia.pl/Komentarz,40,8420,1,1.html"
}