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Article History

Received: 4 March 2019

Accepted: 8 May 2019

First Online: 22 May 2019

Ethics approval and consent to participate

: All participants were provided written information in order to secure an informed consent process every time the questionnaires were provided. In the letter of information they were informed about that participation was voluntary, and that they could withdraw their participation at any time. They consented to that the data would be used for research purpose and informed that all data would be treated confidentiality. The participants that took part of the intervention also got oral information and the informed consent process continued trough out the seminars. The Regional Ethical Review Board in Linköping approved the study to be conducted at all sites (ref no. 2018/465–31).

: Not applicable.

: The authors declare that they have no competing interests.

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