Original language | English |
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Pages (from-to) | 422.e1-422.e2 |
Journal | American Journal of Obstetrics and Gynecology |
Volume | 216 |
Issue number | 4 |
DOIs | |
State | Published - 1 Apr 2017 |
Bibliographical note
Funding Information:This work was supported by a research grant from the National Research Foundation of Korea (NRF-2015R1C1A1A02038010).