Text and Data Mining valid from 2020-04-28
Received: 30 December 2019
Accepted: 30 March 2020
First Online: 28 April 2020
Ethics approval and consent to participate
: The study was approved by the institutional review board of the Technical University Munich (TUM 278/15S; approval holder, M. Eiber) as well as by the German Federal Office for Radiation Protection (Z5-22463/2-2013-032; license holder, radiation protection officer at the hospital ‘Rechts der Isar’ of the Technical University Munich). Informed consent was obtained from all individual participants included in the study.
: Not applicable.
: The authors have no competing interests.