title: Porfimer photodynamic therapy introduced for advanced esophageal cancer.
mesh_terms: D000970:Antineoplastic Agents / Q000009:adverse effects / Q000627:therapeutic use*; D017323:Dihematoporphyrin Ether / Q000009:adverse effects / Q000627:therapeutic use*; D004938:Esophageal Neoplasms / Q000188:drug therapy*; D006801:Humans; D007275:Injections, Intravenous; D010787:Photosensitivity Disorders / Q000209:etiology
chemical_list: D000970:Antineoplastic Agents; D017323:Dihematoporphyrin Ether