title: How to control beam profile during laser photoradiation therapy.
mesh_terms: D000970:Antineoplastic Agents / Q000627:therapeutic use*; D017324:Hematoporphyrin Derivative; D006415:Hematoporphyrins / Q000627:therapeutic use*; D006801:Humans; D053685:Laser Therapy; D009369:Neoplasms / Q000188:drug therapy*; D010778:Photochemotherapy / Q000379:methods*
chemical_list: D000970:Antineoplastic Agents; D006415:Hematoporphyrins; D017324:Hematoporphyrin Derivative