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The relationship between fetal umbilical venous pH (±2 SD) by cordocentesis and the fetal biophysical profile score

The relationship between fetal umbilical venous pH (±2 SD) by cordocentesis and the fetal biophysical profile score
The correlation was linear, inverse, and very significant (R2 0.912; p <0.01).
SD: standard deviation.
Data from: Manning FA. Dynamic ultrasound-based fetal assessment: The fetal biophysical profile score. Clin Obstet Gynecol 1995; 38:26.
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