[Diagnostic significance of photoplethysmography in chronic venous insufficiency].

@article{Petter1986DiagnosticSO,
  title={[Diagnostic significance of photoplethysmography in chronic venous insufficiency].},
  author={O. Petter and V. Sinz and Juergen Petter and U Wendekamm},
  journal={Zeitschrift fur arztliche Fortbildung},
  year={1986},
  volume={80 3},
  pages={97-101}
}