Fetal head and abdominal circumferences:
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James R. Shields; Arnold L. Medearis; Moraye B. Bear
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Article
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1987
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John Wiley and Sons
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English
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Images of 122 fetal heads and abdomens were obtained with ultrasound for the determination of head and abdominal circumferences. The profile shapes were characterized by the cephalic or abdominal index (Dl/D2 x loo), D , and D2 being the