Also known as: Adult onset Still's disease / Still's disease adult onset / Adult-onset Still's disease / Still's Disease, Adult-Onset / Adult onset Still's disease (disorder) / Still's disease / Systemic onset juvenile chronic arthritis (disorder) / Still's disease -RETIRED- / Juvenile-Onset Still Disease / Polyarticular juvenile rheumatoid arthritis (disorder) [Ambiguous] / Juvenile rheumatoid arthritis &/or Still's disease / Still's disease - juvenile rheumatoid arthritis (disorder) / Still's disease NOS