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AAPG Bulletin
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AAPG Bulletin; Year: 2015; Issue: December DOI: 10.1306/070615045
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Figure 4. Changing reliability and probability of the estimate of fetal gender, based on ultrasound scans. This chart was created from statistical data provided in Efrat et al. (1999). Numbers shown in the chart represent the number fraction of the total sample. Open circles represent probability values for the prior estimate and for estimates revised after ultrasound scanning.
Figure 4. Changing reliability and probability of the estimate of fetal gender, based on ultrasound scans. This chart was created from statistical data provided in Efrat et al. (1999). Numbers shown in the chart represent the number fraction of the total sample. Open circles represent probability values for the prior estimate and for estimates revised after ultrasound scanning.