[Wedge filter for fast neutron beam from NIRS cyclotron].
D005214:Fast Neutrons / Q000627:therapeutic use; D005374:Filtration / Q000295:instrumentation*; D008961:Models, Structural; D010315:Particle Accelerators; D011878:Radiotherapy / Q000295:instrumentation*; D011879:Radiotherapy Dosage; D012542:Scattering, Radiation