Yedilbayev, Askar, Hayk Davtyan, Oleksandr Korotych, and Andrei Dadu. 2021. “Operational Research to Tackle TB in Eastern Europe and Central Asia: Moving Forward During the COVID-19 Pandemic”. The Journal of Infection in Developing Countries 15 (09.1), 1S-2S. https://doi.org/10.3855/jidc.15559.