Funding for this research was provided by:
National Institute of Arthritis and Musculoskeletal and Skin Diseases (U19 AR069519)
Received: 27 March 2018
Accepted: 2 October 2018
First Online: 19 October 2018
Ethics approval and consent to participate
: The study discussed in this manuscript was approved by the Children’s Hospital of Wisconsin Institutional Review Board, reference number 825267–13. All participants provided written informed consent/assent prior to being interviewed.
: Not applicable
: The authors declare that they have no competing interests.
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