title: Reply.
authors: Dr. Rajendra Prasad Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India. Electronic address: namrata.sharma@gmail.com.
authors: Namrata
authors: N
authors: Sharma
authors: Dr. Rajendra Prasad Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India.
authors: Manpreet
authors: M
authors: Kaur
authors: Dr. Rajendra Prasad Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India.
authors: Thenarasun
authors: T
authors: Sa
authors: Dr. Rajendra Prasad Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India.
authors: Neelam
authors: N
authors: Pushker
authors: Department of Dermatology, All India Institute of Medical Sciences, New Delhi, India.
authors: Neena
authors: N
authors: Khanna
authors: Dr. Rajendra Prasad Centre for Ophthalmic Sciences, All India Institute of Medical Sciences, New Delhi, India.
authors: Tushar
authors: T
authors: Agarwal
authors: Vision Eye Institute, Royal Victorian Eye and Ear Hospital, North West Academic Centre, University of Melbourne, Australia.
authors: Rasik B
authors: RB
authors: Vajpayee