[Views on silver contained in x-ray films and on its reclamation].

@article{Angerstein1972ViewsOS,
  title={[Views on silver contained in x-ray films and on its reclamation].},
  author={Wilfried Angerstein and Lutz Richter},
  journal={Das Deutsche Gesundheitswesen},
  year={1972},
  volume={27 52},
  pages={2488-90}
}