Quester, Saskia
Romanczuk-Seiferth, Nina
Article History
First Online: 1 September 2015
Compliance with Ethics Guidelines
: <b>Conflict of Interest</b> Within the past 3 years, Nina Romanczuk-Seiferth received research grants from the Senate Department of Berlin and travel grants from the German Academic Exchange Service.
: Saskia Quester declares no conflict of interest.
: <b>Human and Animal Rights and Informed Consent</b> This article does not contain any studies with animal subjects performed by any of the authors. However, it does contain studies with human subjects performed by the authors. All procedures performed in these studies involving human participants 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 all individual participants included in the studies.