A tale of two drugs: urea and chymopapain. The 1982 Percival Bailey Oration.

@article{Javid1983ATO,
  title={A tale of two drugs: urea and chymopapain. The 1982 Percival Bailey Oration.},
  author={Mihan Jafary Javid},
  journal={Neurosurgery},
  year={1983},
  volume={13 2},
  pages={211-3}
}