1 Department of Electrical and Electronics Engineering, Manipal Institute of Technology Manipal, Manipal Academy of Higher Education, Manipal, 576104, India. harishkumar.jr@manipal.edu.
2 Department of Electrical Engineering, Indian Institute of Science, Bangalore, 560012, India. css@iisc.ac.in.
3 Department of Electrical and Electronics Engineering, Manipal Institute of Technology Manipal, Manipal Academy of Higher Education, Manipal, 576104, India.
4 Department of Ophthalmology, Kasturba Medical College Manipal, Manipal Academy of Higher Education, Manipal, 576104, India.
5 Department of Ophthalmology, ASRAM, Eluru, 534005, India.
6 Hind Institute of Medical Sciences, Sitapur, 261303, India.
7 Aastha Superspeciality Eye Hospital, Banashankari, Bangalore, 560085, India.