Affiliation: | 1. Center for Prenatal Diagnostics, Opole, Poland;2. Dobreusg Ultrasound Group Practice, Krakow, Poland;3. Departments of Gynecology and Obstetrics, Jagiellonian University, Krakow, Poland;4. Polish Mother's Memorial Hospital Research Institute, Lodz, Poland;5. Profemi Private Practice, Krotoszyn, Poland;6. Departments of Pediatric Cardiology, Jagiellonian University, Krakow, Poland;7. Department of Gynecology and Obstetrics, Frederic Chopin Clinical District Hospital No. 1, Rzeszow, Poland |