Superbugs -- strains of bacteria resistant to antibiotics -- were already considered a major health problem in Ukraine before Russia invaded, and researchers have warned the conflict could make the situation worse. Andrej Trampuz, an infectious disease specialist at the hospital, told AFP the combination of the complicated, horrific wounds and superbug infections had created the "most challenging situation" he had experienced in 25 years as a doctor. Earlier this month, the WHO said it had delivered 10 bacteriological analysers and 1,200 test kits to hospitals and regional centres in Ukraine