- Correspondence to Dr Terumi Kamisawa, Department of Internal Medicine, Tokyo Metropolitan Komagome Hospital, 3-18-22 Honkomagome, Bunkyo-ku, Tokyo 113-8677, Japan;
- Received August 27, 2012
- Revised October 16, 2012
- Accepted November 17, 2012
- First published December 11, 2012.
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