19th International Congress of Polish Cardiac Society
http://www.escardio.org/The-ESC/About/National-Cardiac-Societies/Annual-meetings/XVIII-International-Congress-of-the-Polish-Cardiac-Society
http://www.escardio.org/The-ESC/About/National-Cardiac-Societies/Annual-meetings/XVIII-International-Congress-of-the-Polish-Cardiac-Society