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Personal or Multi-media computer with 486/ 66 MHz or higher processor

Microsoft Windows 95 operating system, or later

16 MB memory  (32 MB recommended)

Minimum of 80 MB hard disk space (for installation of SPSS and EPI-INFO)

SPSS 8.0 or comparable package

EPI-INFO (click here to download CDC's EPI INFO if you have a modem with an outside line; otherwise the address on the internet is

Internet Browser (Microsoft Internet Explorer or Netscape Navigator)