title: Relative biologic effectiveness and oxygen enhancement ratio at various depths of a 910-MeV helium ion beam.
mesh_terms: D000693:Anaerobiosis; D002470:Cell Survival; D046508:Culture Techniques; D006371:Helium; D006801:Humans; D007668:Kidney; D010101:Oxygen Consumption; D011830:Radiation Effects; D011853:Radiobiology
chemical_list: D006371:Helium