About the Authors

Jasvinder A. Singh

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Methodology, Project administration, Resources, Supervision, Validation, Writing – original draft, Writing – review & editing

Jasvinder.md@gmail.com

Affiliations Medicine Service, VA Medical Center, Birmingham, Alabama, United States of America, Department of Medicine at the School of Medicine, University of Alabama at Birmingham (UAB), Birmingham, Alabama, United States of America, Department of Epidemiology at the UAB School of Public Health, Birmingham, Alabama, United States of America

John D. Cleveland

Roles Formal analysis, Investigation, Methodology, Software, Validation, Writing – review & editing

Affiliation Department of Medicine at the School of Medicine, University of Alabama at Birmingham (UAB), Birmingham, Alabama, United States of America

Competing Interests

JAS has received research grants from Takeda and Savient and consultant fees from Savient, Takeda, Regeneron, Merz, Iroko, Bioiberica, Crealta/Horizon and Allergan pharmaceuticals, WebMD, UBM LLC and the American College of Rheumatology. JAS serves as the principal investigator for an investigator-initiated study funded by Horizon pharmaceuticals through a grant to DINORA, Inc., a 501 (c)(3) entity. JAS is a member of the executive of OMERACT, an organization that develops outcome measures in rheumatology and receives arms-length funding from 36 companies; a member of the American College of Rheumatology’s (ACR) Annual Meeting Planning Committee (AMPC); Chair of the ACR Meet-the-Professor, Workshop and Study Group Subcommittee; and a member of the Veterans Affairs Rheumatology Field Advisory Committee. JAS is the editor and Director of the UAB Cochrane Musculoskeletal Group Satellite Center on Network Meta-analysis. JDC has no conflicts to declare. There are no non-financial competing interests for any of the authors. This does not alter our adherence to PLOS ONE policies on sharing data and materials.