title: Ultrastructure of blood vessels of the iris in retinal pigmentary degeneration.
mesh_terms: D001808:Blood Vessels / Q000648:ultrastructure; D006801:Humans; D007498:Iris / Q000098:blood supply*; D008297:Male; D008875:Middle Aged; D012174:Retinitis Pigmentosa / Q000473:pathology*