1. Centre for PET, Austin Hospital, Heidelberg, Victoria 3084, Australia
2. The
Molecular Imaging and Targeted Therapeutics Laboratory, Peter MacCallum Cancer Centre, St Andrews Place, East Melbourne, Victoria, Australia
3. Department
of Medical Technology and Physics, Sir Charles Gairdner Hospital, Nedlands, Western Australia, Australia
4. School
of Physics, The University of Western Australia, Nedlands, Western Australia, Australia