Determination of Aion and Pion in the new AAPM radiotherapy dosimetry protocol.
Simple equations are given by which accurate values of Aion and Pion can be obtained for use in applying the AAPM Task Group 21 dosimetry protocol.
D002138:Calibration; D006801:Humans; D011874:Radiometry / Q000295:instrumentation / Q000592:standards*; D011879:Radiotherapy Dosage / Q000592:standards*