RT Book, Section A1 Xu, Sichao A1 Stiles, Justin K. A2 Hess, Philip E. A2 Li, Yunping A2 Kowalczyk, John J. A2 Stiles, Justin K. SR Print(0) ID 1199673720 T1 Percutaneous Umbilical Blood Sampling T2 Obstetric Anesthesia: Quick References & Practical Guides YR 2023 FD 2023 PB McGraw Hill PP New York, NY SN 9781264671465 LK obgyn.mhmedical.com/content.aspx?aid=1199673720 RD 2024/04/23 AB Percutaneous umbilical blood sampling (PUBS), or cordocentesis, is an ultrasound-guided intrauterine procedure to obtain access to the fetal circulation for diagnostic and potentially therapeutic interventions.