1. Departments of Clinical Pharmacology, TARGET (B.J., T.P., H.-G.E.), A-1090 Wien, Austria
2. Transfusion Medicine (P.S.), A-1090 Wien, Austria
3. the Clinical Institute of Medical and Chemical Laboratory Diagnostics (C.M., S.K.), University Hospital of Vienna, Währingergürtel 18-20, A-1090 Wien, Austria