Population
45 patients with normal intrauterine pregnancies at 4-18 weeks' gestation
Design
Cohort
Authors
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Supports noninvasive uteroplacental assessment in early pregnancy; leaves open clinical utility pending prospective validation.
Transvaginal color Doppler can successfully characterize the progressive physiological changes in uteroplacental circulation during early pregnancy.
Jurkovic et al. (1991) studied this question.
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