Received: 10 October 2018
Accepted: 28 December 2018
First Online: 10 January 2019
Ethics approval and consent to participate
: This study was approved by the Institutional Ethics Board of the Charité – Universitätsmedizin Berlin. Written informed consent to participate was obtained from the parents on behalf of the patient.
: Written informed consent for the publication of this case report was obtained from the parents on behalf of the patient. A copy of the written consent is available for review by the journal editor. All authors have approved this manuscript.
: The authors declare that they have no competing interests.
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