Achievement of uniform dose without overlap in multi-port treatment fields, including inter-port shaped blocks.
D006801:Humans; D008722:Methods; D011835:Radiation Protection; D011878:Radiotherapy / Q000295:instrumentation*; D011879:Radiotherapy Dosage; D011882:Radiotherapy, High-Energy / Q000295:instrumentation*; D013679:Technology, Radiologic / Q000295:instrumentation