Lopez-Olivo, M A, Zogala, R J, des Bordes, J, Zamora, N V, Christensen, R, Rai, D, Goel, N, Carmona, L, Pratt, G, Strand, V & Suarez-Almazor, M E 2021, ' Outcomes Reported in Prospective Long-Term Observational Studies and Registries of Patients with Rheumatoid Arthritis Worldwide : An Outcome Measures in Rheumatology Systematic Review ', Arthritis Care & Research, vol. 73, no. 5, pp. 649-657 . https://doi.org/10.1002/acr.24163