- Correspondence to Professor S R Kim, Department of Medicine, Samsung Changwon Hospital, Sungkyunkwan University School of Medicine, 50 Hapseong 2-dong, MasanHoiwon-Gu, Changwon 630-723, Korea;
- Received March 12, 2013
- Revised October 21, 2013
- Accepted October 27, 2013
- First published November 19, 2013.
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