_:vb50943067 . _:vb50943067 . _:vb50943067 "url:https://www.ncbi.nlm.nih.gov/pubmed/3189470"^^ . _:vb50943067 . _:vb50943067 . _:vb50943067 . _:vb50943067 "A retinitis pigmentosa that is characterized autosomal recessive inheritance of pigmentary retinal degeneration with onset in the infancy but slower rates of progression than other forms of retinopathy."^^ .