- Address correspondence and reprint requests to Munekage Yamaguchi, MD, PhD, Department of Obstetrics and Gynecology, Faculty of Life Science, Kumamoto University, 1-1-1 Honjo, Chuo-Ku, Kumamoto City, Kumamoto 860-8556, Japan. E-mail: .
- Received October 27, 2017
- Accepted December 12, 2017
- First published March 1, 2018.
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