New insights on mcr-1-harboring plasmids from human clinical Escherichia coli isolates Navegación de entradas Beneath the surface: a case report on nonencapsulated Streptococcus pneumoniae-associated invasive disease in an immunocompromised patient A Comprehensive Analysis of Streptococcus pneumoniae Meningitis: Serotype Distribution and Antimicrobial Resistance Patterns in Pediatric Cases across a Decade in Argentina (2013-2022)