In the article How much does who has retinitis pigmentosa see ? What does he/she see? one of our reader wrote a comment that deserves greater visibility.
Read To understand how rare Usher Syndrome is, we try to compare some data.
(Unfortunately, no data are verified and confirmed.
Read It is not difficult to find out what is Usher Syndrome. Just type in the name on a search engine and thousands of pages that explain what this disease will be displayed.
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