Authors
B. Yaneva
blagovesta.yaneva@mu-plovdiv.bg
Department of Periodontology and Oral Diseases, Faculty of Dental Medicine, Medical University – Plovdiv, Bulgaria
blagovesta.yaneva@mu-plovdiv.bg
© 2021 B. Yaneva, published by Sofia Medical University
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.