#1 | ((((“Head and Neck Neoplasms”[Mesh])) OR (Head and Neck Cancer*)) OR (Head and Neck tumor*)) OR (Head and Neck tumour) |
#2 | ((“Radiotherapy”[Mesh]) OR radiotherapy*) OR radiation therapy* |
#3 | (“Stents”[Mesh]) OR intraoral stent* |
#4 | #1 AND #2 AND #3 |