[The osteo-keratoprosthesis for the clinical use].

@article{Usui1971TheOF,
  title={[The osteo-keratoprosthesis for the clinical use].},
  author={Masahiko Usui},
  journal={Nippon Ganka Gakkai zasshi},
  year={1971},
  volume={75 12},
  pages={2199-206}
}