Received: 21 January 2020
Accepted: 29 December 2020
First Online: 15 February 2021
Ethics approval and consent to participate
: The Institutional Review Board (IRB) approval number is 201001415034.2 on July 7, 2015, and the clinical trial registration number is PACTR201511001257724. A written consent from the participants was taken individually. All patients were asked for a signed and informed consent after declaration of the technique and its possible benefits, risks, and side effects while for patients under 21 years old, an informed consent from their guardians was signed.
: Consent for publication was obtained from the participants.
: The authors declare that they have no competing interests.