Merging Veterans Affairs rheumatoid arthritis registry and pharmacy data to assess methotrexate adherence and disease activity in clinical practice.
Cannon GW, Mikuls TR, Hayden CL, Ying J, Curtis JR, Reimold AM, Caplan L, Kerr GS, Richards JS, Johnson DS, Sauer BC. Merging Veterans Affairs rheumatoid arthritis registry and pharmacy data to assess methotrexate adherence and disease activity in clinical practice. Arthritis Care Res (Hoboken). 2011 Dec; 63(12):1680-90.