. 2021 Aug 12;100(12):2135–2143. doi: 10.1111/aogs.14229
© 2021 The Authors. Acta Obstetricia et Gynecologica Scandinavica published by John Wiley & Sons Ltd on behalf of Nordic Federation of Societies of Obstetrics and Gynecology (NFOG)
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FIGURE 1.
Flowchart for study selection