Text and Data Mining valid from 2019-01-10
Received: 5 March 2018
Accepted: 10 December 2018
First Online: 10 January 2019
: The authors declare that they have no competing interests.
: Not applicable.
: Written informed consent for publication of this report was obtained from the patient and her legal tutor (because she is affected by Down syndrome).
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.