Funding for this research was provided by:
National Institutes of Health (K24 AR048841, P50-AR063043, P50 AR060752)
Text and Data Mining valid from 2018-09-12
Received: 31 July 2017
Accepted: 28 August 2018
First Online: 12 September 2018
Ethics approval and consent to participate
: Approval for the overall OAI project was given by the institutional review boards at each OAI center, and this project (373289–1) was determined at the IRB at University of California, Davis to be “not human subjects research as defined by Department of Health and Human Services”.
: Not applicable.
: Dr. Wise had an unrelated research analysis contract with Pfizer, Inc., over five years ago. The other authors declare that they have no competing interests.
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