Choroid DiseasesChoroid PlexusChoroidSeverity of Illness IndexChoroid Plexus NeoplasmsPapilloma, Choroid PlexusPancreatitisChoroid NeoplasmsAdrenal Cortex HormonesInfluenza A Virus, H1N1 SubtypePhenotypeDisease ProgressionAcute DiseaseDisease Models, AnimalGenotypeTreatment OutcomeProspective StudiesPrevalenceMutationRetrospective StudiesQuestionnairesCerebrospinal FluidCerebral Ventricle NeoplasmsUveaEpendymaPigment Epithelium of EyeScleraGyrate Atrophy