Announcement of Retraction The editorial office of International Heart Journal has recently determined that the clinical study written by En Ze Jin, Long Hao Yu, and Xue Qi Li, published in the January 2012 issue of International Heart Journal (Int Heart J 2012; 53: 1-4), was subsequently found to have not met the publication criteria of IHJ. Therefore, we hereby notify our readers that the paper has been officially retracted.
Ryozo Nagai, MD Editor-in-Chief International Heart Journal
