• Issue of
  • May 28 - Jun 3, 1987
  • Vol. 16, No. 32

Arts & Culture



News & Politics

  • Feature
  • The Politics of Polio

    The live-virus "vaccine of choice" is the leading cause of polio infection in the U.S. The older Salk vaccine, which does not cause infection, is considered equally effective but is not widely used anymore. How did this happen? What's being done about it?