VCH Clinical Title(s) Cardiologist Research Focus Blood, Heart and Circulation Diagnostic Imaging Degrees / Designations MD, FRCPC Contact Info nathan.brunner@vch.ca 604-822-1747 Research Studies Heart, Lungs, Blood, Heart and CirculationA Study to Find Out if Selexipag is Effective and Safe in Patients With Chronic Thromboembolic Pulmonary Hypertension When the Disease is Inoperable or Persistent/Recurrent After Surgery and/or International Treatment (SELECT)