1. Department of Reproductive Medicine (G.G., N.B.), University Hospital of Schleswig-Holstein, D-23538 Luebeck, Germany
2. Departments of Obstetrics and Gynecology (K.D., A.Z., C.I.M., I.E.M.), Larissa 41222, Greece
3. Institute of Experimental and Clinical Pharmacology (I.C.), University Hospital Schleswig-Holstein Campus Kiel, D-24105 Kiel, Germany
4. Nuclear Medicine (P.G.), University of Thessalia, Larissa 41222, Greece