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Total skin electron beam therapy set-up at Guy's and St Thomas' NHS Foundation Trust, Centres A and B
| Centre | Nominal beam energy (MeV) | Perspex® degrader location and thickness | Treatment distance (cm) | Dual-beam treatment hinge angles (degrees) | Dose per fraction (cGy) | Monitor unit delivered per field |
|---|---|---|---|---|---|---|
| Auditing centre | 6 | At patient; 4 mm | 350 | 35 | 150 | 93 |
| Centre A | 6 | At patient; 6 mm | 400 | 35 | 200 | 157 |
| Centre B | 6 | In treatment head; 3 mm | 400 | 40 | 150 | 120 |
