Carcinoembryonic antigen in liver disease.

@article{Richart1979CarcinoembryonicAI,
  title={Carcinoembryonic antigen in liver disease.},
  author={Crist{\'o}bal Richart and {\'A}lvaro Ruibal and Josep Monn{\'e} and Josep Vilaseca and Jaime Guardia},
  journal={Lancet},
  year={1979},
  volume={1 8113},
  pages={447-8}
}