You cannot exclude the explanation you have not considered

Lancet. 1993 Aug 7;342(8867):345-7. doi: 10.1016/0140-6736(93)91478-5.
No abstract available

MeSH terms

  • Case-Control Studies
  • Causality
  • Cohort Studies
  • Confounding Factors, Epidemiologic*
  • Humans
  • Multivariate Analysis
  • Random Allocation
  • Research Design
  • Research*
  • Risk Factors