Received: 30 October 2019
Accepted: 24 February 2020
First Online: 28 June 2020
Compliance with ethical standards
: The authors declare that they have no competing interests.
: Aproval by the institutional ethical committee has been waived (being a retrospective case report). Our institution does not require ethical approval for this case report. Written informed consent for the patient’s participation was given by his parents.
: Written informed consent for the publication of this data was given by the patient’s parent.