Drill biopsy: a technique using a high-speed drill.

@article{Morrison1955DrillBA,
  title={Drill biopsy: a technique using a high-speed drill.},
  author={Rona Morrison and T. J. Deeley},
  journal={The Journal of the Faculty of Radiologists. Faculty of Radiologists},
  year={1955},
  volume={6 4},
  pages={287-9}
}