[Preparation of patients and methods of obtaining specimens for clinical laboratory examination].

@article{Kovalenko1972PreparationOP,
  title={[Preparation of patients and methods of obtaining specimens for clinical laboratory examination].},
  author={M Ia Kovalenko and V Iu Ursulov},
  journal={Meditsinskaia sestra},
  year={1972},
  volume={31 7},
  pages={44-6}
}