Content Validity of Two Generic Preference-Based Measures in Retinitis Pigmentosa, Including X-Linked Retinitis Pigmentosa
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Introduction: Retinitis pigmentosa (RP) is a group of retinal diseases characterized by night blindness and impairment in visual field and acuity. The most severe form of RP is X-linked RP (XLRP). The relevance of common generic ... ...
