- Correspondence to Dr Hon Wai Koon, Inflammatory Bowel Disease Research Center, Division of Digestive Diseases, David Geffen School of Medicine, MRL Building, Room 1519, 675 Charles E Young Dr South, Los Angeles, CA 90095, USA;
- Revised June 4, 2012
- Accepted June 5, 2012
- First published July 3, 2012.
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