About the Authors
- Kenneth J. Scalapino
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Affiliations Arthritis Section, San Francisco Veterans Affairs Medical Center, San Francisco, California, United States of America, Division of Rheumatology, Department of Medicine, University of California San Francisco, San Francisco, California, United States of America
- David I. Daikh
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* E-mail: daikh@itsa.ucsf.edu
Affiliations Arthritis Section, San Francisco Veterans Affairs Medical Center, San Francisco, California, United States of America, Division of Rheumatology, Department of Medicine, University of California San Francisco, San Francisco, California, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: KJS DID. Performed the experiments: KJS. Analyzed the data: KJS. Wrote the paper: KJS.