… Conditions: The Work It Study Trial. Arthritis Care Res (Hoboken). 2017 Sep 21. doi: 10.1002/acr.23423. [Epub ahead of print] Vaughan M, Felson DT, LaValley M, … Conditions: The Work It Study Trial. Arthritis Care Res (Hoboken). 2017 Sep 21. doi: 10.1002/acr.23423. [Epub ahead of print] Vaughan M, Felson DT, LaValley M, …