title: Radiation-induced light flashes observed by human subjects in fast neutron, x-ray and positive pion beams.
mesh_terms: D000065:Accommodation, Ocular; D003624:Darkness; D006801:Humans; D007088:Illusions; D008027:Light; D009502:Neutrons; D011830:Radiation Effects; D014785:Vision, Ocular / Q000528:radiation effects*; D014796:Visual Perception