@misc{indiciae702e9a1b5752,
  title = {A note on sample size calculation based on propensity analysis in nonrandomized trials.},
  author = {Sin-Ho Jung and Shein-Chung Chow and Eric M Chi},
  year = {2007},
  doi = {10.1080/10543400601044790},
  url = {https://pubmed.ncbi.nlm.nih.gov/17219754/},
  note = {Source identifier: 17219754}
}