Observations on the oral administration of citrated blood in man - I. the effects on the blood urea nitrogen

Schiff, L., Stevens, R. J., Goodman, S., Garber, E., & Lublin, A. (1939). Observations on the oral administration of citrated blood in man - I. the effects on the blood urea nitrogen. American Journal of Digestive Diseases, 6(9), 597–602. https://doi.org/10.1007/BF02996331