Khan, Rehana
Shanmugam, Mahesh
Ramanjulu, Rajesh
Chablani, Jay
Singh, Niharika
Oli, Avadhesh
Raman, Rajiv http://orcid.org/0000-0002-2681-6521
Article History
Received: 16 January 2020
Accepted: 11 January 2021
First Online: 21 January 2021
Ethics approval and consent to participate
: The study was approved by the Institutional Review Board (Ethics committee), Vision Research Foundation and written consent was obtained from the subjects as per the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.