@article{comparingmachinelearningmethodsfor,
  title = {Comparison of Methods that Combine Multiple Randomized Trials to Estimate Heterogeneous Treatment Effects},
  author = {Carly Lupton Brantner and Trang Quynh Nguyen and Tengjie Tang and Congwen Zhao and Hwanhee Hong and Elizabeth A. Stuart},
  year = {2023},
  eprint = {2303.16299},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2303.16299v2},
}