Core outcome sets specifically for longterm observational studies: OMERACT special interest group update in rheumatoid arthritis

1. Lopez-Olivo, M.A.
2. Negrón, J.B.
3. Zogala, R.J.
4. Carmona, L.
5. Criner, K.
6. Goel, N.
7. Gonzalez-Lopez, L.
8. Ingegnoli, F.
9. Leong, A.
10. March, L.
11. Shea, B.
12. Strand, V.
13. Tugwell, P.
14. Westrich-Robertson, T.
15. Zamora, N.V.
16. Christensen, R.
17. Suarez-Almazor, M.E.