Ductus venosus blood flow velocity waveforms during the early second trimester of pregnancy in a Thai population

Manaphat Suksai1, Chitkasaem Suwanrath1, Ounjai Kor-anantakul1

  • 1Department of Obstetrics and Gynecology, Faculty of Medicine, Prince of Songkla University, Songkhla, Thailand.

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