Results of the scales of oral mucositis and xerostomia
| Scales | R1 | R2 | R3 | R4 | R5 |
| Oral mucositis assessment scale (OMAS) | 5 | 4.5 | 3.5 | 3 | 1 |
| WHO oral mucositis grading scale | 4 | 3 | 2 | 2 | 1 |
| LENT-SOMA | 4 | 4 | 3 | 3 | 2 |
R1: the first session before starting the combined treatment; R2: 72 h after the first combined treatment session; R3: 72 h after the second combined session; R4: 72 h after the third combined session: R5: 72 h after the fourth combined session (the last session)