title: Conservation in head and neck surgery.
mesh_terms: D016025:Bone Transplantation; D006257:Head / Q000601:surgery*; D006258:Head and Neck Neoplasms / Q000601:surgery; D006801:Humans; D007822:Laryngeal Neoplasms / Q000601:surgery; D007825:Laryngectomy; D008339:Mandibular Neoplasms / Q000601:surgery; D008722:Methods; D009333:Neck / Q000601:surgery*; D010027:Osteotomy; D010614:Pharynx / Q000601:surgery