West meets east in rheumatology Lan X. ChenH. Ralph Schumacher Jr. Invited Commentary Pages: 251 - 253
TNF-blocking therapy in rheumatoid arthritis and ankylosing spondylitis: Why is cost-effectiveness a major issue? Sonja MerkesdalHenning Zeidler Invited Commentary Pages: 254 - 258
Classification of the vasculitides: Are they clinically useful? Ana M. BertoliGraciela S. Alarcón OriginalPaper Pages: 265 - 269
Epidemiology of systemic vasculitis Suzanne E. LaneRichard WattsDavid G. I. Scott OriginalPaper Pages: 270 - 275
Outcome measures in psoriatic arthritis clinical trials Soumya M. ReddyClifton O. Bingham III OriginalPaper Pages: 299 - 305
The role of ultrasound in the diagnosis and management of psoriatic arthritis David Kane OriginalPaper Pages: 319 - 324
Angiogenesis in psoriasis and psoriatic arthritis: Clues to disease pathogenesis Tai Teck LeongUrsula FearonDouglas J. Veale OriginalPaper Pages: 325 - 329