@article{regressionadjustmentsundercovariate,
  title = {Improving Estimation Efficiency via Regression-Adjustment in Covariate-Adaptive Randomizations with Imperfect Compliance},
  author = {Liang Jiang and Oliver B. Linton and Haihan Tang and Yichong Zhang},
  year = {2022},
  eprint = {2201.13004},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2201.13004v5},
}