Yoopoon, T., & Puntachai, P. (2026). Association between Alpha-fetoprotein Levels during the Second Trimester of Pregnancy and the Incidence of Low Birth Weight Infants at Sunpasitthiprasong Hospital. Thai Journal of Obstetrics and Gynaecology, 34(4), 288–300. https://doi.org/10.66650/tjog.v34i4.278591