Ravi Kaur Sandhu, Pawan Prasher Department of Ophthalmology, Sri Guru Ram Das Institute of Medical Sciences and Research, Vallah, Amritsar, Punjab, India.
Corresponding Author:
Pawan Prasher (MS)Department of Ophthalmology,Sri Guru Ram Das Institute of Medical Sciences and Research,Vallah, Amritsar, Punjab, India. Email: pawanprasher@yahoo.com