Population
64 women, 21-30 years old, with single normal pregnancies and gestational ages 28-40 weeks
Design
Cross-sectional
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May support fetal autonomic monitoring in pregnancy; leaves open clinical utility of magnetocardiography pending prospective trials.
Fetal magnetocardiography can non-invasively detect the maturation of the fetal autonomic nervous system through changes in heart rate variability across gestational ages.
A 2001 study studied this question.
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