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The value of ultrasonography in predicting arthritis in auto-antibody positive arthralgia patients: a prospective cohort study

Lotte A van de Stadt*, Wouter H Bos, Marlies Meursinge Reynders, Helen Wieringa, Franktien Turkstra, Conny J van der Laken and Dirkjan van Schaardenburg

Arthritis Research & Therapy 2010, 12:R98  doi:10.1186/ar3028

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