According to captured documents by the Russian Ministry of Defense,<ref>https://telegra.ph/Briefing-on-the-results-of-the-analysis-of-documents-related-to-the-military-biological-activities-of-the-United-States-on-the-t-04-14</ref> the Ukrainian Science and Technology Centre (STCU), | According to captured documents by the Russian Ministry of Defense,<ref>https://telegra.ph/Briefing-on-the-results-of-the-analysis-of-documents-related-to-the-military-biological-activities-of-the-United-States-on-the-t-04-14</ref> the Ukrainian Science and Technology Centre (STCU), |