Affiliation: | (1) Thurston Arthritis Research Center, University of North Carolina, 3300 Thurston Building CB 7280, Chapel Hill, NC 27599, USA;(2) Department of Health Behavior and Health Education, Gillings School of Global Public Health, University of North Carolina, 302 Rosenau Hall, Chapel Hill, NC 27599, USA;(3) Department of Radiology, University of North Carolina, 101 Manning Drive, Chapel Hill, NC 27514, USA;(4) Department of Biostatistics, Gillings School of Global Public Health, University of North Carolina, 3106E McGavran-Greenberg Hall, Chapel Hill, NC 27599, USA;(5) Section of Musculoskeletal Disease, University of Leeds & NIHR Leeds Musculoskeletal Biomedical Research Unit, Chapel Allerton Hospital, Chapeltown Road, Leeds, LS7 4SA, UK;(6) Department of Medicine, Duke University Medical Center, 595 La Salle St, Durham, NC 27710, USA |