Pakary, P., Wacharaprechanont, T., Yamasamit, W., Wongkittisophon, K., & Charoenvidhya, D. (2017). Ultrasound Measurement of Placental Thickness to Detect Pregnancies Affected by Homozygous a - Thalassemia-1. Thai Journal of Obstetrics and Gynaecology, 15(4), 209–216. retrieved from https://he02.tci-thaijo.org/index.php/tjog/article/view/83786