Funding for this research was provided by:
National Institute of Arthritis and Musculoskeletal and Skin Diseases (R01AR071037, R21AR072836, R01AR068983)
Article History
Received: 18 October 2017
Accepted: 30 November 2017
First Online: 4 December 2017
Conflict of interest
: EG reports research Grants from AbbVie Inc. and Eli Lilly and Company, as well as personal fees from GlaxoSmithKline PLC, Novartis Pharmaceuticals Corporation, Sanofi Genzyme, and Eli Lilly and Company. She receives royalties from UpToDate. Jae-hyuck Shim and Zheni Stavre declare that they have no conflicts of interest.