@article{econhot_econhot-cited-2e635d9635d3cdc0,
  title = {Cem: Coarsened Exact Matching in Stata},
  author = {Matthew Blackwell and Stefano Maria Iacus and Gary King and Giuseppe Porro},
  journal = {The Stata Journal Promoting communications on statistics and Stata},
  year = {2009},
  volume = {9},
  number = {4},
  pages = {524-546},
  doi = {10.1177/1536867x0900900402},
  url = {https://doi.org/10.1177/1536867x0900900402}
}