Filter paper/affinity chromatography vs. venipuncture/HbA1 ion-exchange chromatography.

@article{Little1991FilterPC,
  title={Filter paper/affinity chromatography vs. venipuncture/HbA1 ion-exchange chromatography.},
  author={R. Rainey Little and David K. Goldstein},
  journal={Diabetes care},
  year={1991},
  volume={14 8},
  pages={767-9}
}