| Adverse events following vaccination with mRNA COVID-19 vaccines | |
| Vanya Rangelova |
| Markers of systemic inflammation and efficacy of immune therapy in patients with metastatic lung cancer. A literature review | |
| Tanya Zlatanova, Jeliazko Arabadjiev, Albena Zlatareva |
| Changes in the incidence of some respiratory pathogens during the COVID-19 pandemic in Bulgaria | |
| Ani Kevorkyan, Stefan Stefanov, Meri Hristamyan, Vanya Rangelova |