1. Department of Pathology and Laboratory Medicine, Oregon Health & Science University, Portland, OR, USA
2. Department of Orthopaedics and Rehabilitation, Oregon Health & Science University, Portland, OR, USA
3. Department of Diagnostic Radiology, Oregon Health & Science University, Portland, OR, USA
4. Knight Diagnostic Laboratories, Oregon Health & Science University, Portland, OR, USA
5. Knight Cancer Institute, Oregon Health & Science University, Portland, OR, USA
6. Department of Pathology and Laboratory Medicine, Indiana University School of Medicine, Indianapolis, IN, USA