- Correspondence to Professor Nicola Iozzo, Retinitis Pigmentosa Service, U.O.C. B. of Ophthalmology, Sapienza University, Umberto I Hospital, 155 Viale del Policlinico, Rome 00161, Italy;
- Received April 22, 2012
- Revised October 2, 2013
- Accepted October 10, 2013
- First published October 29, 2013.
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