title: Reduction in proliferative life span of human diploid cells after exposure to a reactor radiation beam.
mesh_terms: D002470:Cell Survival / Q000528:radiation effects*; D002478:Cells, Cultured; D004307:Dose-Response Relationship, Radiation; D004735:Energy Transfer; D005347:Fibroblasts / Q000528:radiation effects; D006801:Humans; D066298:In Vitro Techniques; D008168:Lung; D009502:Neutrons; D012062:Relative Biological Effectiveness