| Cover and Content | |
| 1-5 |
| Markers of systemic inflammation and efficacy of immune therapy in patients with metastatic lung cancer. A literature review | |
| Tanya Zlatanova, Jeliazko Arabadjiev, Albena Zlatareva | 7-14 |
| Prehospital management of cardiac arrest due to drowning | |
| Philip Stalowski, Irina Trifonova, Goran Arnaudov, Maria Panteleeva | 15-26 |
| Changes in the incidence of some respiratory pathogens during the COVID-19 pandemic in Bulgaria | |
| Ani Kevorkyan, Stefan Stefanov, Meri Hristamyan, Vanya Rangelova | 27-32 |
| Impact of the COVID-19 pandemic on antibiotic use in Bulgaria | |
| Valeriya Nikolova, Monika Zlateva, Kristiyana Radoslavova, Nazludjan Izetova | 33-38 |
| Regional inequalities in infant mortality rates in Bulgaria (2000–2019) | |
| Nadezhda Mihaylova, Klara Dokova | 39-43 |