Rheumatoid factor positivity rather than anti-CCP positivity, a lower disability and a lower number of anti-TNFα agents failed are associated with response to rituximab in rheumatoid arthritis. Reumatismo [Internet]. 2009 Sep. 30 [cited 2025 Jul. 14];61(3):182-6. Available from: https://www.reumatismo.org/reuma/article/view/reumatismo.2009.182