1. Department of Pathology, University of Saskatchewan, Saskatoon, Canada
2. Center for Molecular Immunology, Havana, Cuba
3. Department of Medical Imaging, University of Saskatchewan, Saskatoon, Canada
4. Department of Medical Imaging, Royal University Hospital, Saskatoon, Canada
5. Saskatchewan Centre for Cyclotron Sciences (SCCS), Fedoruk Centre, Saskatoon, Canada