1. Schaefer R.M., Leschke M., Strauer B.E., Heidland A. J Nephrol 8 449 53 1988.
2. Edmunds M.E., Walls J. Lancet i 352: 1988.
3. Verbeelen D. Second investigators meeting on recombinant human erytrhopoietin 35 Vien May 1988.
4. Buckner F.S., Eschbach J.W. XXIst Meeting Am Soc of Nephrology S. Antonio Texas 42 1988.
5. Abraham P., Gaughan W. XXIst Meeting An Soc of Nephrology 50 S. Antonio Texas 55 1988.