1. Division of Endocrinology; Diabetes and Metabolism; University of Florida; Gainesville FL USA
2. Malcom Randall Veterans Administration Medical Center; Gainesville FL USA
3. Division of Diabetes; University of Texas Health Science Center at San Antonio (UTHSCSA); San Antonio TX USA
4. Radiology Department; University of Texas Health Science Center at San Antonio (UTHSCSA); San Antonio TX USA
5. Clinical Translational Science Institute Human Imaging Core; McKnight Brain Institute; University of Florida; Gainesville FL USA
6. Pathology Department; University of Texas Health Science Center at San Antonio (UTHSCSA); San Antonio TX USA
7. Audie L. Murphy Veterans Administration Medical Center; San Antonio TX USA