{Reference Type}: Letter {Title}: NSF-related fetal anemia and hydrops: new entity? {Author}: Li R;Chen GL;Zhang YL;Li DZ; {Journal}: Ultrasound Obstet Gynecol {Volume}: 63 {Issue}: 3 {Year}: 2024 03 28 {Factor}: 8.678 {DOI}: 10.1002/uog.27500