From: Measurement of skin and target dose in post-mastectomy radiotherapy using 4 and 6 MV photon beams
Position
4 MV
6 MV (40/60)
O.1
69.4
84.1
O.2
70.5
76.7
O.3
73.1
84.7
O.4
78.7
81.0
3.1
95.1
95.7
3.2
94.6
95.2
3.3
93.1
94.8
3.4
94.9
93.0