Oleksandr M. Voloshyn. Systemic analysis of the problem of recurrent respiratory infections in preschool children : Доктор медичних наук : spec.. 14.01.10 - Педіатрія : presented. 2025-10-07; popup.evolution: o; Bogomolets National Medical University. – Київ, 0525U000404.

Updated: 2026-10-21