@article{estimatingcountylevelcovid19exponential,
  title = {Estimating County-Level COVID-19 Exponential Growth Rates Using Generalized Random Forests},
  author = {Zhaowei She and Zilong Wang and Turgay Ayer and Asmae Toumi and Jagpreet Chhatwal},
  year = {2020},
  eprint = {2011.01219},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2011.01219v4},
}