Authors
Gergana V. Markova
Department of Surgical Nursing, Medical University, Pleven, Bulgaria
Evgeniya K. Dimitrova
Department of Therapeutic Care, Medical University, Pleven, Bulgaria
© 2019 Gergana V. Markova, Evgeniya K. Dimitrova, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.