Pavlova, Maria, Galin Kamenov, Ekaterina Alexandrova, Valeri Velev, and Todor Kantardjiev. “DYNAMICS OF THE ETIOLOGICAL STRUCTURE OF SALMONELLOSIS IN BULGARIA AND SENSITIVITY TO ANTI‐BACTERIAL AGENTS FOR THE PERIOD 2016 – 2019”. PROBLEMS of Infectious and Parasitic Diseases 48, no. 3 (December 17, 2020): 31–35. Accessed July 27, 2024. https://pipd.ncipd.org/index.php/pipd/article/view/48-3-5_dynamics_of_etiological_structure_and_sensitivity.