title: [Improved survival following photodynamic therapy].
authors.forename: Dietrich
authors.initials: D
authors.lastname: Schill
mesh_terms: D018281:Cholangiocarcinoma / Q000401:mortality* / Q000628:therapy*; D002986:Clinical Trials as Topic; D005706:Gallbladder Neoplasms / Q000401:mortality* / Q000628:therapy*; D006801:Humans; D017567:Karnofsky Performance Status; D010778:Photochemotherapy; D016032:Randomized Controlled Trials as Topic; D013534:Survival