Vitamin B12 promotes cefiderocol resistance and small-colony variants in carbapenem-resistant Acinetobacter baumannii Navegación de entradas Dissemination of NDM-1-producing Pseudomonas aeruginosa ST308 and ST274 high-risk clones in Argentina Burden and serotype distribution of invasive Pneumococcal disease among high-risk patients from Latin America and the Caribbean: A systematic review and meta-analysis