Prisms and fiber optics for laryngoscopy.

@article{Huffman1971PrismsAF,
  title={Prisms and fiber optics for laryngoscopy.},
  author={J P Huffman and J O Elam},
  journal={Anesthesia and analgesia},
  year={1971},
  volume={50 1},
  pages={64-7}
}