Ruiz-Heiland, G.
Lenz, S.
Bock, N.
Ruf, S.
Funding for this research was provided by:
Deutsche Gesellschaft für Kieferorthopädie
Article History
Received: 10 October 2017
Accepted: 23 October 2018
First Online: 14 November 2018
Compliance with ethical standards
:
: Author A declares that she has no conflict of interest. Author B declares that she has no conflict of interest. Author C declares that he has no conflict of interest. Author D declares that she has no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional research committee (Medical Faculty, University of Giessen, Germany, file number 122/12) and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Written informed consent was obtained from all individual participants or, in case of minors, from their parents.