- Address correspondence and reprint requests to Eiji Kobayashi, MD, Department of Obstetrics and Gynecology, Osaka University Graduate School of Medicine, 2-2, Yamadaoka, Suita, Osaka, Japan, 565-0871. E-mail: .
- Received September 11, 2014
- Accepted December 7, 2014
- First published February 1, 2015.
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