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Article History

Received: 21 December 2018

Accepted: 8 April 2019

First Online: 7 June 2019

Ethics approval and consent to participate

: All parents have consented in writing to publication of these findings. Since the findings were a consequence of routine clinical evaluation and diagnostics, and further research did not require patient investigations that would not otherwise have been performed, ethical review board approvals are not required according to national rules.

: Parents of both children gave written consent to publish this case report, including the medical data.

: The authors declare that they have no competing interests.

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