title: The vaccine crisis. New outbreaks underscore old risks.
authors: Alexandra
authors: A
authors: Sifferlin
mesh_terms: D004196:Disease Outbreaks / Q000517:prevention & control*; D017408:Guidelines as Topic; D006801:Humans; D015994:Incidence; D014481:United States; D014612:Vaccines; D014777:Virus Diseases / Q000453:epidemiology / Q000517:prevention & control; D014917:Whooping Cough / Q000453:epidemiology / Q000517:prevention & control
chemical_list: D014612:Vaccines