Viktoriia V. Korolenko. Observational population-based study of the factors and manifestations of the new coronavirus infection pandemic in Ukraine and improvement of the information-analytical subsystem of the COVID-19 epidemiological surveillance : Доктор філософії : spec.. 222 - Медицина : presented. 2026-04-24; popup.evolution: .; Bogomolets National Medical University. – Київ, 0826U000537.

Updated: 2026-10-21