title: [Contemporary problems which regulate potency and safety of viral vaccines].
mesh_terms: D006801:Humans; D007880:Legislation, Drug / Q000592:standards*; D014765:Viral Vaccines / Q000008:administration & dosage* / Q000600:supply & distribution*
chemical_list: D014765:Viral Vaccines
vernacular_title: Problemas contemporánes que plantea el control de la actividad e inocuidad de las vacunas víricas.