Funding for this research was provided by:
Text and Data Mining valid from 2018-06-14
Received: 19 February 2018
Accepted: 16 April 2018
First Online: 14 June 2018
Change Date: 10 July 2018
Change Type: Correction
Change Details: The original article  contained a typesetting error in Table 5; this has now been corrected.
Ethics approval and consent to participate
: The study protocol was approved by the Ethic Committee of the Medical Council in Berlin on November 7, 2016 (app. Number Eth-41/16). Parents or legal guardian provided written informed consent at the time of enrolment.
: Parents or legal guardian provided written informed consent at the time of enrolment for publication of any individual person’s data.
: Dr. Matricardi reports grants and personal fees from OMRON Healthcare. The authors declare that they have no competing interests.
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