title: Re: Photodynamic therapy in the treatment of multiple primary tumours in the head and neck, located to the oral cavity and oropharynx.
authors.forename: A R
authors.initials: AR
authors.lastname: Anderson
authors.forename: N D
authors.initials: ND
authors.lastname: Stafford
mesh_terms: D018572:Disease-Free Survival; D006258:Head and Neck Neoplasms / Q000473:pathology* / Q000628:therapy*; D006801:Humans; D009062:Mouth Neoplasms / Q000473:pathology* / Q000628:therapy*; D009378:Neoplasms, Multiple Primary / Q000473:pathology* / Q000628:therapy*; D010610:Pharyngeal Neoplasms / Q000473:pathology* / Q000628:therapy*; D010789:Phototherapy / Q000379:methods*; D013997:Time Factors