Beck-Wödl, Stefanie
Harzer, Klaus
Sturm, Marc
Buchert, Rebecca
Rieß, Olaf
Mennel, Hans-Dieter
Latta, Elisabeth
Pagenstecher, Axel
Keber, Ursula http://orcid.org/0000-0002-0539-7065
Article History
Received: 3 December 2018
Accepted: 3 December 2018
First Online: 27 December 2018
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: All procedures performed in this study were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from the parents of the siblings for whom identifying information is included in this article.
: The authors declare that they have no competing interest.
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