Text and Data Mining valid from 2018-09-25
Received: 25 September 2017
Accepted: 16 September 2018
First Online: 25 September 2018
Ethics approval and consent to participate
: All procedures performed in 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. The current study obtained Institutional Review Board approval from our institution (Gachon University of Medicine and Science, GA IRB 2017–236) before study onset, and our protocol was also approved. Informed consent was obtained from all patients. All patients provided written informed consent for participation. For adolescent participants, written informed consent was obtained from their parents/guardians.
: Not applicable.
: The authors declare that they have no competing interests.
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