- Correspondence to Dr Kenneth Kaufman, MLC 15012, 3333 Burnet Ave, Cincinnati, Ohio, 45229 USA; ; Professor Betty Tsao, Division of Rheumatology, University of California Los Angeles, Warren Hall Rm 14-224, 900 Veteran Avenue, Los Angeles, California 90095, USA;
- Accepted July 19, 2012
- First published August 17, 2012.
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