title: [Is it necessary to return to 200 kv radiotherapy in treatment of laryngeal and hypopharyngeal cancers?].
mesh_terms: D002921:Cicatrix; D003036:Cobalt Isotopes / Q000627:therapeutic use*; D006801:Humans; D007822:Laryngeal Neoplasms / Q000532:radiotherapy*; D007825:Laryngectomy; D008722:Methods; D010610:Pharyngeal Neoplasms / Q000532:radiotherapy*; D010611:Pharyngectomy; D010614:Pharynx / Q000601:surgery; D011879:Radiotherapy Dosage; D013997:Time Factors; D014140:Tracheotomy
chemical_list: D003036:Cobalt Isotopes
vernacular_title: Faut-il revenir, pour le traitement des cancers du larynx et de l'hypopharynx, à la radiothérapie sous 200 kv?