Figure 4From: Feasibility study on the verification of actual beam delivery in a treatment room using EPID transit dosimetrySimulation results for change in gamma index when erroneously choosing wrong fields rather than field 1 of patient 2. (a) Field 2 of patient 1, (b) field 2 of patient 2, (c) field 2 of patient 3 and (d) field 2 of patient 4.Back to article page