Nicholas Forwood1, Nick Hille2, Clive Baldock3. 1. Nuclear Medicine, Concord Repatriation General Hospital, Concord, NSW, 2139, Australia. 2. Hunter New England Imaging, John Hunter Hospital, New Lambton Heights, NSW, 2305, Australia. 3. Graduate Research School, Western Sydney University, Penrith, NSW, 2747, Australia. C.Baldock@westernsydney.edu.au.