Balci, Senay, Filiz Cayan, Gurbet Dogru Ozdemir, Mustafa Ertan Ay, Didem Derici Yildirim, and Lulufer Tamer. “Circulating MicroRNAs in the Screening of Prenatal Down Syndrome”. Puerto Rico Health Sciences Journal 42, no. 3 (September 7, 2023): 219–225. Accessed October 26, 2025. https://prhsj.rcm.upr.edu/index.php/prhsj/article/view/2591.