The global burden of pulmonary arterial hypertension: profound but improving?

Affiliations

• ¹ Pulmonary Vascular Disease Unit, Royal Papworth Hospital, Cambridge CB2 0AY, UK; Department of Medicine, University of Cambridge, Cambridge, UK.
• ² Pulmonary Vascular Disease Unit, Royal Papworth Hospital, Cambridge CB2 0AY, UK; Department of Medicine, University of Cambridge, Cambridge, UK. Electronic address: joanna.pepke-zaba@nhs.net.