RecruitingA Study on the Use of Canakinumab Among Familial Mediterranean Fever and Still's Disease PatientsThis study aims to assess and characterize the treatment patterns, and long-term clinical outcomes and demographic characteristics of patients diagnosed with Familial Mediterranean fever (FMF) and Still's disease (including systemic juvenile idiopathic arthritis \[SJIA\] and adult-onset Still's disease \[AOSD\]) that received canakinumab for at least 6 months.