Received: 26 September 2020
Accepted: 17 January 2021
First Online: 4 February 2021
Ethics approval and consent to participate
: Ethical Approval for the study was taken from the Institutional Review Board of the Institute of Medicine, Tribhuvan University Teaching Hospital. [Ref. no: 299(6-11-E)2/72/73]. The study was performed in accordance with the ethical standards as laid down in the 1964 Declaration of Helsinki and its later amendments or comparable ethical standards. Written consent was obtained from all of the patients before each treatment applied in the study. Parental consent was obtained for patients under the age of 16.
: Not applicable.
: The authors declare that they have no competing interests.