title: US health insurers say Gilead hepatitis C drug too costly.
mesh_terms: D000998:Antiviral Agents / Q000191:economics* / Q000627:therapeutic use*; D017048:Health Care Costs; D006526:Hepatitis C / Q000188:drug therapy*; D006801:Humans; D007343:Insurance Carriers; D000069474:Sofosbuvir; D014481:United States; D014542:Uridine Monophosphate / Q000031:analogs & derivatives* / Q000191:economics / Q000627:therapeutic use
chemical_list: D000998:Antiviral Agents; D014542:Uridine Monophosphate; D000069474:Sofosbuvir