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Ultrasound of metacarpophalangeal joints is a sensitive and reliable endpoint for drug therapies in rheumatoid arthritis: results of a randomized, two-center placebo-controlled study

Matthew W Seymour, Stephen Kelly, Chan R Beals, Marie-Pierre Malice, James A Bolognese, Bernard J Dardzinski, Amy S Cheng, Corinne E Cummings, Steven S Smugar, Catherine McClinton, Amy Fox, William M Dooley, Constantino Pitzalis and Peter C Taylor*

Arthritis Research & Therapy 2012, 14:R198  doi:10.1186/ar4034

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