title: Before we throw out progression-free survival as a valid end point...
authors: David J
authors: DJ
authors: Stewart
mesh_terms: D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use*; D006801:Humans; D009369:Neoplasms / Q000188:drug therapy*; D017063:Outcome Assessment, Health Care; D011788:Quality of Life