Funding for this research was provided by:
Ministerie van Volksgezondheid, Welzijn en Sport (-)
Text and Data Mining valid from 2019-12-01
Received: 29 August 2018
Accepted: 16 December 2019
First Online: 27 December 2019
Ethics approval and consent to participate
: The study was carried out according to the precepts of the Helsinki Declaration and Dutch legislation on privacy. The panel-study is registered with the Dutch Data Protection Authority (registration no. 1283171); all data were collected and handled in accordance with the privacy protection guidelines of the Authority. Patients gave written informed consent to participate in the panel-study. According to Dutch legislation, approval by a Medical Ethics Committee was not obligatory for this study.
: Not applicable.
: The authors declare that they have no competing interests.