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Article History

Received: 5 January 2018

Accepted: 9 March 2018

First Online: 20 March 2018

Ethics approval and consent to participate

: Both parents have consented to the participation in this project. Since the finding was a consequence of routine clinical evaluation and diagnostics, and further research did not require patient investigations that would not otherwise have been done, ethical review board evaluation by the Regional Ethics Committee (REK vest) is not required according to Norwegian rules.

: Both parents have consented to publish this case report including the medical data.

: The authors declare that they have no competing interests.

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