Authors
Małgorzata Warska
malgorzata.warska@gumed.edu.pl
Medical University of Gdańsk, Institiute of Nursing and Obstetrics, Laboratory of Theory and Basics of Nursing
malgorzata.warska@gumed.edu.pl
© 2020 Małgorzata Warska, Hanna Grabowska, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.