- Address correspondence and reprint requests to Minna M. Mäenpää, MD, Department of Obstetrics and Gynecology, Tampere University Hospital, PO Box 2000, FI-33521, Tampere, Finland. E-mail: .
- Received June 27, 2017
- Accepted February 23, 2018
- First published June 1, 2018.
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