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JAMA Guide to Statistics and Methods
January 11, 2022

Using Cardinality Matching to Design Balanced and Representative Samples for Observational Studies

Author Affiliations
  • 1Department of Health Care Policy, Harvard Medical School, Boston, Massachusetts
  • 2CAUSALab, Harvard School of Public Health, Boston, Massachusetts
  • 3Department of Statistics, Harvard University, Boston, Massachusetts
  • 4Department of Biostatistics, Harvard School of Public Health, Boston, Massachusetts
JAMA. 2022;327(2):173-174. doi:10.1001/jama.2021.20555
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