. 2018 Nov 18;45(2):280–288. doi: 10.1111/jog.13862
© 2018 The Authors. Journal of Obstetrics and Gynaecology Research published by John Wiley & Sons Australia, Ltd on behalf of Japan Society of Obstetrics and Gynecology
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Figure 1.
Flowchart illustrating inclusions and exclusions of the study population.