CHOI, Carmen KM, and William WK TO. “Umbilical Venous Doppler Velocimetry to Supplement Conventional Arterial Doppler to Assess Third Trimester Fetal Growth Restriction”. Hong Kong Journal of Gynaecology, Obstetrics and Midwifery 9, no. 1 (March 31, 2023). Accessed May 3, 2024. https://hkjgom.org/home/article/view/91.