NIH computer hardware complex.
D001695:Biology; D003201:Computers / Q000295:instrumentation; D003626:Data Display; D008433:Mathematics; D008511:Medicine; D008904:Miniaturization; D008962:Models, Theoretical; D003629:Modems; D009316:National Institutes of Health (U.S.); D009862:Online Systems; D011676:Punched-Card Systems; D012106:Research; D013689:Telephone; D014481:United States