About the Authors
- Erica B. Oberg
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* E-mail: eoberg@bastyr.edu
Affiliation School of Naturopathic Medicine, Bastyr University, Kenmore, Washington, United States of America
- Ryan Bradley
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Affiliation School of Naturopathic Medicine, Bastyr University, Kenmore, Washington, United States of America
- Clarissa Hsu
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Affiliation Group Health Research Institute, Seattle, Washington, United States of America
- Karen J. Sherman
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Affiliation Group Health Research Institute, Seattle, Washington, United States of America
- Sheryl Catz
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Affiliation Group Health Research Institute, Seattle, Washington, United States of America
- Carlo Calabrese
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Affiliation Naturopathic Physicians Research Institute, Portland, Oregon, United States of America
- Daniel C. Cherkin
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Affiliation Group Health Research Institute, Seattle, Washington, United States of America
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: EO RB DC CH KS CC SC. Performed the experiments: EO DC CH. Analyzed the data: EO DC CH KS RB. Wrote the paper: EO RB DC. Reviewed and edited the manuscript: EO RB CH KS SC CC DC.