Clift, Paul
Funding for this research was provided by:
Actelion Pharmaceuticals
Article History
Received: 12 November 2020
Accepted: 12 November 2020
First Online: 16 December 2020
Ethics approval and consent to participate
: Not applicable.
: Not applicable.
: The CHAMPION group has received an unrestricted educational grant from Actelion Pharmaceuticals. PC has received honoraria from Actelion and Bayer. There are no competing interests that have influenced the contents of the article.