@Article{15037,
journal="Kardiochirurgia i Torakochirurgia Polska/Polish Journal of Thoracic and Cardiovascular Surgery",
issn="1731-5530",
volume="7",
number="2",
year="2010",
title="Open cardiac surgical procedures performed in Poland in 2009",
author="pages="216--219",
url="https://www.termedia.pl/Open-cardiac-surgical-procedures-performed-in-Poland-in-2009,40,15037,1,1.html"
}