title: A randomized comparative study of the safety and efficacy of photodynamic therapy using Photofrin II combined with palliative radiotherapy versus palliative radiotherapy alone in patients with inoperable obstructive non-small cell bronchogenic carcinoma.
mesh_terms: D000368:Aged; D002283:Carcinoma, Bronchogenic / Q000188:drug therapy* / Q000401:mortality / Q000532:radiotherapy; D002289:Carcinoma, Non-Small-Cell Lung / Q000188:drug therapy* / Q000401:mortality / Q000532:radiotherapy; D003131:Combined Modality Therapy; D017323:Dihematoporphyrin Ether; D005260:Female; D006414:Hematoporphyrin Photoradiation / Q000009:adverse effects; D006415:Hematoporphyrins / Q000627:therapeutic use*; D006801:Humans; D008175:Lung Neoplasms / Q000188:drug therapy* / Q000401:mortality / Q000532:radiotherapy; D008297:Male; D008875:Middle Aged; D010166:Palliative Care; D010778:Photochemotherapy / Q000009:adverse effects; D011897:Random Allocation
chemical_list: D006415:Hematoporphyrins; D017323:Dihematoporphyrin Ether