Author's Reply

Zhitong Zou
From the Department of Radiology, Weill Medical College of Cornell University, Ithaca, New York, USA; and Chinese Peoples' Liberation Army General Hospital, Beijing, China

Correspondence Address:
Zhitong Zou
From the Department of Radiology, Weill Medical College of Cornell University, Ithaca, New York, USA; and Chinese Peoples' Liberation Army General Hospital, Beijing, China

Source of Support: None, Conflict of Interest: None

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PMID: 22707791