A new twist: The combination of Sulbactam/Avibactam enhances sulbactam activity against carbapenem-resistant Acinetobacter baumannii (CRAB) isolates Navegación de entradas Emergence of Enterobacterales with co-expression of two carbapenemases during COVID-19 pandemic in Argentina The role of interspecies recombination in the evolution of antibiotic-resistant pneumococci