Relationship between endometrial VFI values detected by three-dimensional power Doppler ultrasound and pregnancy outcomes in FET patients and prediction of the optimal VFI range—a retrospective cohort study
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By
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Run Zhao
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Linlin Che
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Xiaofang Li
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Qianyan Song
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Lihong Zhou
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Siyu Long
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Yu Zhang
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June 5, 2026
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0 min