TY - GEN AU - BELLION,B AU - TORRETTA,A AU - TRIBUNO,C TI - [Use of the 31 MeV betatron in radiotherapy. I. History, principle, installation and protection] SN - 0033-8362 PY - 2002///0501 KW - Particle Accelerators KW - Radiotherapy KW - instrumentation N1 - Publication Type: Journal Article ER -