Direct microdetermination of serum calcium.

@article{Baginski1973DirectMO,
  title={Direct microdetermination of serum calcium.},
  author={Eugene S. Baginski and Sandrine Marie and William R. Clark and Bernard Zak},
  journal={Clinica chimica acta; international journal of clinical chemistry},
  year={1973},
  volume={46 1},
  pages={49-54}
}