1. Departments of Radiological Sciences; University of Oklahoma Health Sciences Center; Oklahoma City Oklahoma USA
2. College of Medicine; University of Oklahoma Health Sciences Center; Oklahoma City Oklahoma USA
3. Departments of Pathology; University of Oklahoma Health Sciences Center; Oklahoma City Oklahoma USA
4. Dr Zhao is now affiliated with Pathology and Laboratory Medicine Services; Central Texas Veterans Health Care System; Temple Texas USA
5. Departments of Otorhinolaryngology; University of Oklahoma Health Sciences Center; Oklahoma City Oklahoma USA