@Article{7416,
journal="Kardiochirurgia i Torakochirurgia Polska/Polish Journal of Thoracic and Cardiovascular Surgery",
issn="1731-5530",
volume="3",
number="4",
year="2006",
title="Kalendarium",
author="url="https://www.termedia.pl/Kalendarium,40,7416,1,1.html"
}