{Reference Type}: Journal Article {Title}: False positive non-invasive prenatal testing (NIPT) for trisomy 21 in vanishing twin syndrome pregnancy: A comparison of the NIPT results performed in different gestations. {Author}: Chen CP; {Journal}: Taiwan J Obstet Gynecol {Volume}: 62 {Issue}: 6 {Year}: 2023 11 {Factor}: 1.944 {DOI}: 10.1016/j.tjog.2023.09.009