title: Etretinate, lomustine, and bleomycin versus lomustine and bleomycin in advanced squamous cell lung carcinoma.
mesh_terms: D000328:Adult; D000368:Aged; D001761:Bleomycin / Q000008:administration & dosage* / Q000009:adverse effects; D004359:Drug Therapy, Combination; D005050:Etretinate / Q000008:administration & dosage* / Q000009:adverse effects; D005260:Female; D006412:Hematopoietic Stem Cells / Q000187:drug effects; D006801:Humans; D008130:Lomustine / Q000008:administration & dosage* / Q000009:adverse effects; D008175:Lung Neoplasms / Q000188:drug therapy*; D008297:Male; D008875:Middle Aged; D009607:Nitrosourea Compounds / Q000008:administration & dosage*; D014212:Tretinoin / Q000031:analogs & derivatives*
chemical_list: D009607:Nitrosourea Compounds; D001761:Bleomycin; D014212:Tretinoin; D005050:Etretinate; D008130:Lomustine