Conflict of interest

The authors have no competing interest to declare that are relevant to the content of the article.

Ethical Approval

This study was performed in line with the principles of the Helsinki. Approval was granted by the ethics committee of the university. Name of committee: IEC-G.D.C.H AHMEDABAD.

Consent to Participate

Written informed consent was obtained from the guardians.

Consent to Publish

The authors affirm that human research participants provided informed consent for publication of the images in figures.