Radioactive Isotopes in Clinical Medicine and Research XXIII presents an update in the latest clinical research in nuclear medicine. It provides in-depth information on all areas of nuclear medicine. The chapters of this volume have been grouped into the following sections: Neurology / Psychiatry, Therapy, Radiopharmacology, Endocrilogy / Thyroid, Oncology / Haematology, Clinical PET, Cardiology, Varia, Physics / Radiation Protection, World Wide Web / WWW demo. Special attention is paid to the virtual media for teaching, training, communication, quality control etc. Primarily intended for specialists in the nuclear medicine, this volume will also be of considerable interest to clinicians using diagstic and therapeutic nuclear medicine procedures, including cardiologists, haematologists, neurologists, nephrologists, oncologists, pharmacologists, and psychiatrists.