ABACUS is a cardiovascular and stroke research centre integrating clinical research activities for out-patients. It allows for research in a high tech tertiary hospital without affecting clinical waitlists and provides researchers the ability to perform research studies in close collaboration with clinical departments. Currently, ABACUS accommodates an established Cardiovascular Ultrasound Research Unit as well as a Pulmonary Hypertension Clinic and offers access to various 2D and 3D echocardiography equipement. It also houses several research coordinators looking after numerous patients in different research studies.