About the Authors

Emily C. Somers

Affiliations Division of Rheumatology, Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan, United States of America, Department of Environmental Health Sciences, School of Public Health, University of Michigan, Ann Arbor, Michigan, United States of America

Wenpu Zhao

Affiliation Division of Rheumatology, Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan, United States of America

Emily E. Lewis

Affiliation Division of Rheumatology, Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan, United States of America

Lu Wang

Affiliation Department of Biostatistics, School of Public Health, University of Michigan, Ann Arbor, Michigan, United States of America

Jeffrey J. Wing

Affiliation Department of Biostatistics, School of Public Health, University of Michigan, Ann Arbor, Michigan, United States of America

Baskaran Sundaram

Affiliation Department of Radiology, University of Michigan, Ann Arbor, Michigan, United States of America

Ella A. Kazerooni

Affiliation Department of Radiology, University of Michigan, Ann Arbor, Michigan, United States of America

W. Joseph McCune

Contributed equally to this work with: W. Joseph McCune, Mariana J. Kaplan

jmccune@umich.edu (WJM); makaplan@umich.edu (MJK)

Affiliation Division of Rheumatology, Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan, United States of America

Mariana J. Kaplan

Contributed equally to this work with: W. Joseph McCune, Mariana J. Kaplan

jmccune@umich.edu (WJM); makaplan@umich.edu (MJK)

Affiliation Division of Rheumatology, Department of Internal Medicine, University of Michigan, Ann Arbor, Michigan, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: ECS WJM MJK. Performed the experiments: WZ. Analyzed the data: ECS WZ EEL JJW LW BS EK WJM MJK. Wrote the paper: ECS JJW LW MJK WJM.