Funding for this research was provided by:
Horizon 2020 Framework Programme (634201)
Received: 8 November 2019
Accepted: 5 March 2020
First Online: 12 March 2020
Ethics approval and consent to participate
: This survey was not submitted to an ethics committee, as it did not involve human subjects but dealt rather with procedures and policies. No human subjects were subject to procedures or required to follow rules of behaviour, placing this project outside the scope of applicable Dutch laws (<i>Wet medisch-wetenschappelijk onderzoek met mensen</i>). All survey respondents agreed in writing to participate in this research project. No administrative permissions and/or licenses were acquired for this project.
: Not applicable.
: M.J. Postma received grants and honoraria from various pharmaceutical companies, all unrelated to this work. The other authors have no conflicts of interest to declare.