Authors
Zh. Cherneva
University Hospital of the Ministry of Internal Affairs – Sofia, Bulgaria
R. Cherneva
University Hospital for Respiratory Diseases “Sv. Sophia” – Sofia, Bulgaria
Language: English
Page range: 48 - 52
Submitted on: May 14, 2020
Accepted on: Jun 16, 2020
Published on: Oct 14, 2020
Published by: Medical University - Sofia
In partnership with: Paradigm Publishing Services
Publication frequency: 4 issues per year
Keywords:
Related subjects:
© 2020 Zh. Cherneva, R. Cherneva, published by Medical University - Sofia
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.