title: Dystrophia retinae pigmentosa--dysacusis syndrome (DRD): a study of the Usher- or Hallgren syndrome.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D003241:Consanguinity; D003638:Deafness / Q000150:complications* / Q000235:genetics*; D005128:Eye Diseases / Q000150:complications; D005260:Female; D006801:Humans; D008607:Intellectual Disability / Q000150:complications; D008297:Male; D009461:Neurologic Manifestations; D011618:Psychotic Disorders / Q000150:complications; D012162:Retinal Degeneration / Q000150:complications* / Q000235:genetics*