ILES, Ray K; K, Nicolaides; RJ, Pais; R, Zmuidinaite; S, Keshavarz; LCY, Poon; SA, Butler. The importance of gestational age in first trimester, maternal urine MALDI-Tof MS screening tests for Down Syndrome. Annals of Proteomics and Bioinformatics, [S. l.], v. 3, n. 1, p. 010–017, 2019. DOI: 10.29328/journal.apb.1001008. Disponível em: https://www.proteobiojournal.com/index.php/apb/article/view/apb-aid1008. Acesso em: 3 dec. 2025.