title: New blood test raises thorny issues.
mesh_terms: D000818:Animals; D001771:Blood Banks; D001782:Blood Donors; D006526:Hepatitis C / Q000097:blood / Q000517:prevention & control*; D006525:Hepatitis, Viral, Human / Q000517:prevention & control*; D006801:Humans; D002679:Pan troglodytes; D014481:United States