Kopuchian , Noelia, Silvana Naddeo, Andrea Faganello, Mónica Ingilde, and Mónica Rittler. 2018. “Combined Screening for the Detection of Aneuploidies in the First Trimester of Pregnancy in a Public Maternity”. Revista Argentina De Salud Pública 9 (35):7-11. https://rasp.msal.gov.ar/index.php/rasp/article/view/555.