PINNINGTON, T. R.; ARTHAN, J.; KOMOLTRI, C.; CHANPRAPAPH, P. Accuracy of the Combined First Trimester Down Syndrome Screening Test and the Optimum Range of the Cut-off Point for Intermediate-risk Identification: Twelve years’ experience . Thai Journal of Obstetrics and Gynaecology, Bangkok, Thailand, v. 32, n. 4, p. 269–277, 2024. Disponível em: https://he02.tci-thaijo.org/index.php/tjog/article/view/264887. Acesso em: 12 oct. 2026.