_:vb50936784 . _:vb50936784 . _:vb50936784 . _:vb50936784 . _:vb50936784 . _:vb50936784 "A retinal disease characterized by the slower than usual adaptation of the eyes to changing light conditions; can have material basis in mutations in the RGS9 or the R9AP genes."^^ . _:vb50936784 "url:http://ghr.nlm.nih.gov/condition/bradyopsia"^^ . _:vb50936784 . _:vb50936784 "url:https://www.ncbi.nlm.nih.gov/pubmed/17826834"^^ .