Funding for this research was provided by:
Vetenskapsrådet (2018 - 02547)
Forskningsrådet om Hälsa, Arbetsliv och Välfärd (2018-00877, 2016-00081)
Stockholms Läns Landsting (20170088)
Swedish Cancer Society (CAN 2016/684)
Received: 19 September 2018
Accepted: 7 January 2019
First Online: 31 January 2019
Ethics approval and consent to participate
: All patients who participated in the questionnaire survey provided written informed consent. This study was approved by the Regional Ethical Review Board in Stockholm, Sweden (Approval number: 2009/254-31/4, 2011/2010-32).
: Not applicable
: The authors declare that they have no competing interests.
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