[Radiography in periodontics].

@article{Bernhard1982RadiographyIP,
  title={[Radiography in periodontics].},
  author={Mario Bernhard and F A Pasler},
  journal={Schweizerische Monatsschrift fur Zahnheilkunde = Revue mensuelle suisse d'odonto-stomatologie},
  year={1982},
  volume={92 2},
  pages={147-54}
}