- Netzel, M. Stintzing, F. C. Quaas, D. Straß, G. Carle, R. Bitsch, R. Bitsch, I. Frank, T.: Renal excretion of antioxidative constituents from red beet in humans Food Research International. 2005/10/01/;38(8):1051-1058.
- Netzel, M. Stintzing, F. C. Quaas, D. Straß, G. Carle, R. Bitsch, R. Bitsch, I. Frank, T.: Renal excretion of antioxidative constituents from red beet in humans Food Research International. 2005/10/01/;38(8):1051-1058.