1. Ukrainian Military Medical Academy, Department of Military Therapy, Kyiv, Ukraine
2. Command of the Medical Forces of the Armed Forces of Ukraine, Central Medical and Evacuation Administration, Kyiv, Ukraine
3. Ukrainian Military Medical Academy, Department of Military General Practice and Family Medicine, Kyiv, Ukraine
4. National Military Medical Clinical Center ‘Main Military Clinical Hospital,’ Pulmonology Clinic, Kyiv, Ukraine
5. National Military Medical Clinical Center ‘Main Military Clinical Hospital,’ Therapeutic and Methodological Department, Kyiv, Ukraine