SIMEONOVSKI, Ivan; LEVTEROVA, Viktoriya; MALCHEVA, Mariya; KANTARDJIEV, Todor. GENETIC SURVEY OF INVASIVE S. PNEUMONIAE SEROTYPES IN BULGARIA FOR A 5-YEAR PERIOD. PROBLEMS of Infectious and Parasitic Diseases, Sofia, Bulgaria, v. 46, n. 2, p. 5–9, 2018. DOI: 10.58395/pipd.v46i2.17. Disponível em: https://pipd.ncipd.org/index.php/pipd/article/view/46_2_1_GENETIC_SURVEY_OF_INVASIVE_S._PNEUMONIAE_SEROTYPES_IN_BUL. Acesso em: 14 jun. 2025.