title: Phototherapy in malignant brain tumors.
mesh_terms: D001929:Brain Edema / Q000209:etiology; D001932:Brain Neoplasms / Q000188:drug therapy* / Q000556:secondary; D017324:Hematoporphyrin Derivative; D006415:Hematoporphyrins / Q000627:therapeutic use*; D006801:Humans; D010778:Photochemotherapy / Q000009:adverse effects / Q000379:methods*
chemical_list: D006415:Hematoporphyrins; D017324:Hematoporphyrin Derivative