About the Authors

Mart A. F. J. van de Laar

Roles Conceptualization, Methodology, Supervision, Writing – review & editing

Affiliation Department of Psychology, Health and Technology, University of Twente, Enschede, The Netherlands

Rainer Schöfl

Roles Conceptualization, Methodology, Supervision, Writing – review & editing

Affiliation Department of Internal Medicine IV, Ordensklinikum Barmherzige Schwestern, Linz, Austria

Marlou Prevoo

Roles Conceptualization, Data curation, Formal analysis, Writing – review & editing

Affiliation Grünenthal GmbH, Aachen, Germany

Jan Jastorff

Roles Conceptualization, Data curation, Project administration, Supervision, Writing – review & editing

Jan.Jastorff@grunenthal.com

Affiliation Grünenthal GmbH, Aachen, Germany

Competing Interests

I have read the journal’s policy and the authors of this manuscript have the following competing interests: MvdL has served on advisory boards for Grünenthal GmbH. RS has served as speaker and/or on advisory boards of Grünenthal GmbH, Janssen Medtronic, Norgine, Novartis, Pfizer and Takeda. MP and JJ are employees of Grünenthal GmbH.