Authors
Aleksandra Łukasiewicz
Faculty of Health Sciences, Medical University of Warsaw
Edyta Dzierżak-Postek
“Żelazna” Medical Center
Piotr Węgrzyn
Department of Obstetrics and Perinatology, Medical University of Warsaw
© 2019 Aleksandra Łukasiewicz, Barbara Baranowska, Edyta Dzierżak-Postek, Piotr Węgrzyn, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.