(1)
Simeonovski, I.; Levterova, V.; Malcheva, M.; Kantardjiev, T. GENETIC SURVEY OF INVASIVE S. PNEUMONIAE SEROTYPES IN BULGARIA FOR A 5-YEAR PERIOD. Probl Infect Parasit Dis 2018, 46 (2), 5-9. https://doi.org/10.58395/pipd.v46i2.17.