Saengsiriwudh, R., P. Yapan, T. Wataganara, S. Surasereewong, and T. R. Pinnington. “The Association Between Low Pregnancy-Associated Plasma Protein-A levels and Adverse Pregnancy Outcomes”. Thai Journal of Obstetrics and Gynaecology, vol. 34, no. 1, Jan. 2026, pp. 70-81, doi:10.14456/tjog.2026.8.