A comparison of Ultraspeed and Ektaspeed dental x-ray film: in vitro study of the radiographic and histologic appearance of interproximal lesions.

@article{Kleier1987ACO,
  title={A comparison of Ultraspeed and Ektaspeed dental x-ray film: in vitro study of the radiographic and histologic appearance of interproximal lesions.},
  author={Donald J Kleier and Martin J. Hicks and Catherine Flaitz},
  journal={Quintessence international},
  year={1987},
  volume={18 9},
  pages={623-31}
}