Authors
Department of Health Care, Faculty of Public Health and Health Care, State University “Prof. Dr Assen Zlatarov” – Burgas, Bulgaria
University Multiprofile Hospital for Active Treatment – Burgas, Bulgaria
© 2026 Z. Kirovakov, S. Todorov, A. Dushepeev, published by Medical University - Sofia
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.