[Practical pulmonary function diagnostic. On the extent of restriction-obstruction and comparative expiration measurements].

@article{Brngen1967PracticalPF,
  title={[Practical pulmonary function diagnostic. On the extent of restriction-obstruction and comparative expiration measurements].},
  author={U. B{\"o}rngen},
  journal={Medizinische Klinik},
  year={1967},
  volume={62 46},
  pages={1773-81}
}