Fig. 4

Profile comparison of TPS-calculated and EBT3 measured profiles in at (a) 2 cm below the Ta collimator and (b) immediately below the collimator within the alanine-film holder, placed in IRRAMICE.

Profile comparison of TPS-calculated and EBT3 measured profiles in at (a) 2 cm below the Ta collimator and (b) immediately below the collimator within the alanine-film holder, placed in IRRAMICE.