Korotych, Oleksandr, Andrei Dadu, Askar Yedilbayev, and Masoud Dara. “Operational Research As an Instrument to Address the Critical Gaps for Effective Treatment of Tuberculosis in Eastern Europe and Central Asia”. Monaldi Archives for Chest Disease 91, no. 1 (January 14, 2021). Accessed April 20, 2021. https://monaldi-archives.org/index.php/macd/article/view/1736.