About the Authors
- Brian Walitt
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* E-mail: brian.walitt@nih.gov
Affiliation National Center for Complementary and Integrative Health, National Institutes of Health, Bethesda, Maryland, United States of America
- Richard L. Nahin
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Affiliation National Center for Complementary and Integrative Health, National Institutes of Health, Bethesda, Maryland, United States of America
- Robert S. Katz
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Affiliation Rush University Medical Center, Chicago, IL, United States of America
- Martin J. Bergman
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Affiliation Drexel University College of Medicine, Philadelphia, PA, United States of America
- Frederick Wolfe
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Affiliation National Data Bank for Rheumatic Diseases, Wichita, KS, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: BW RLN FW. Analyzed the data: BW RLN FW MJB RSK. Wrote the paper: BW RLN FW MJB RSK. Survey Design: BW RLN FW MJB RSK. Survey Administration: MJB RSK.