A written informed consent form was obtained from all parents and teens.
This study was approved by Gazi University Ethics Committee (IRB No:
2019-313). The rights of use and distribution of
PedsQLTM 3.0 EoE Module and Tr-PEESS v2.0 were given
to and provided by MAPI Research Trust (MAPI), Lyon, France
(https://eprovide.mapi-trust.org).