- Address correspondence and reprint requests to Kenjiro Sawada, MD, PhD, Department of Obstetrics and Gynecology, Osaka University School of Medicine, 2-2, Yamadaoka, Suita, Osaka, Japan. E-mail: .
- Received September 3, 2014
- Accepted October 27, 2014
- First published February 1, 2015.
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