[Standards in the activities of clinically important enzymes].

@article{Schlebusch1974StandardsIT,
  title={[Standards in the activities of clinically important enzymes].},
  author={Harald Schlebusch and Wirnt Rick and Hauke Lang and M. Knedel},
  journal={Deutsche medizinische Wochenschrift},
  year={1974},
  volume={99 15},
  pages={765-6}
}