RecruitingProcedureEvolution of Masticatory Function, Orofacial Functions and Quality of Life of Patients Treated for Cancers of the Upper Aerodigestive Tract, Rehabilitated by Maxillofacial Prostheses.This is a follow-up study of masticatory function, orofacial functions, and quality of life in patients with a history of upper aerodigestive tract cancer who have undergone rehabilitation with maxillofacial prostheses. The main objective of this study is to evaluate changes in masticatory function during a prosthetic rehabilitation program in patients with a history of upper aerodigestive tract cancer.