Randomization by cluster. Sample size requirements and analysis

Am J Epidemiol. 1981 Dec;114(6):906-14. doi: 10.1093/oxfordjournals.aje.a113261.
No abstract available

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Humans
  • Random Allocation*
  • Research Design*
  • Sampling Studies
  • Statistics as Topic*