[Determination of proteolytic ferments in human and animal organisms, and a method for determination of cathepsin and pepsin in stomach and urine as well as of trypsin in the duodenum].

@article{Merten1950DeterminationOP,
  title={[Determination of proteolytic ferments in human and animal organisms, and a method for determination of cathepsin and pepsin in stomach and urine as well as of trypsin in the duodenum].},
  author={R Merten and H RATZER},
  journal={Deutsche Zeitschrift fur Verdauungs- und Stoffwechselkrankheiten},
  year={1950},
  volume={10 2-3},
  pages={87-96}
}