Butterworth, Roger F. https://orcid.org/0000-0002-1503-5850
Article History
Accepted: 26 March 2021
First Online: 22 April 2021
Declarations
:
: No funding was received for the preparation of this article.
: Roger F. Butterworth has received ad hoc payments for consulting and speaker fees from Salix Pharmaceuticals (USA), Umecrine Pharmaceuticals (Sweden) and Merz Pharmaceuticals (Germany).
: Not applicable.
: Not applicable.
: Not applicable.
: Not applicable.
: Not applicable.
: RFB was the sole author of the article.