Marta Banaszkiewicz MD, PhD Chair and Department of Pulmonary Circulation, Thromboembolic Disease and Cardiology; Postgraduate Medical Center, Otwock, Poland; Postgraduate Medical Center, Warsaw Poland; Member of Polish Cardiac Society, Member of European Cardiac Society; Research of interests: pulmonary arterial hypertension, chronic thromboembolic pulmonary hypertension, balloon pulmonary angioplasty, acute pulmonary embolism, venous thromboembolism