Received: 13 June 2019
Accepted: 24 January 2020
First Online: 4 February 2020
Ethics approval and consent to participate
: According to the Dutch law (law Medical Scientific Research with humans, ExternalRef removed), because of the non-invasive and non-experimental nature of the study and the minimal risks and burdens for participants, this study did not require review by The Medical Ethical Committee Arnhem/Nijmegen, the Netherlands. However, the principles of the Declaration of Helsinki were followed wherever applicable. Participants agreed to participate by signing an informed consent form, explicitly agreed to recording of the interviews and data were treated confidentially by anonymizing them before analyses.
: Not applicable.
: AS is the director of the Radboudumc Center for Mindfulness and WK, LC and KV were employed by the Radboudumc Center for Mindfulness.