Spinal opiates.

@article{Ecoffey1990SpinalO,
  title={Spinal opiates.},
  author={Claude Ecoffey},
  journal={Middle East journal of anaesthesiology},
  year={1990},
  volume={10 4},
  pages={
          413-22
        }
}
  • Claude Ecoffey
  • Published in Middle East journal of anaesthesiology 1990