Randomized controlled clinical trial. National Eye Institute workshop for ophthalmologists. Why do we need controls? Why do we need to randomize?

Am J Ophthalmol. 1975 May;79(5):758-62. doi: 10.1016/0002-9394(75)90733-3.
No abstract available

Publication types

  • Clinical Trial

MeSH terms

  • Clinical Trials as Topic
  • Common Cold
  • Coronary Disease
  • Diet, Atherogenic
  • Heart Diseases
  • Humans
  • Middle Aged
  • Placebos
  • Research Design*

Substances

  • Placebos