Funding for this research was provided by:
Indian Council of Medical Research (F.No. 54/7/2015-BMS)
Article History
Received: 7 July 2023
Accepted: 7 December 2023
First Online: 4 January 2024
Declarations
:
: This study was performed in line with the principles of the Declaration of Helsinki. Approval was granted by the Institutional Ethics Committee (IEC) (Ref number 1070HG/24.6.2015), Guru Nanak Dev University (GNDU), Amritsar, India, and Dr. Daljit Singh Eye Hospital, Amritsar, India. The written informed consent was obtained from each participant or their legal custodians.
: Not applicable.
: The authors declare no competing interests.