title: Chiron challenged on hepatitis-C patent.
authors: V
authors: V
authors: Slind-Flor
mesh_terms: D003001:Cloning, Molecular; D016679:Genome, Viral; D016174:Hepacivirus / Q000235:genetics* / Q000302:isolation & purification; D010330:Patents as Topic / Q000331:legislation & jurisprudence*; D014481:United States