Authors
Pomeranian Medical University in Szczecin, Neonatal Pathology Clinic, Szczecin, Poland
© 2021 Ewa Nurska, Agata Jankowska, Beata Łoniewska, Agnieszka Kordek, published by Pomeranian Medical University
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.