- Received September 26, 2011, and in revised form October 9, 2011.
- Accepted for publication October 16, 2011.
- Reprints: Rui Wang, MD, Department of Quality Control, Tanggu Blood Center, 1092 The third Road of Xingang, Tanggu District, 300456, Tianjin, P.R. China. E-mail: .
- Rui Wang and Wenchao Hu contributed equally to this article.
- First published December 15, 2015.
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