title: [Improved technique on the thermal neutron depth distribution in tissue by the insertion of a pingpong-ball into the excised tumour cavity].
mesh_terms: D000201:Activation Analysis; D001921:Brain; D001932:Brain Neoplasms / Q000532:radiotherapy* / Q000601:surgery; D005909:Glioblastoma / Q000532:radiotherapy* / Q000601:surgery; D006801:Humans; D008722:Methods; D009502:Neutrons; D011874:Radiometry