Antibiotic resistance patterns of co-isolated Escherichia coli and Klebsiella spp.: a cross-sectional study on their association with antibiotic usage intensity . Journal of Biological Research - Bollettino della Società Italiana di Biologia Sperimentale, [S. l.], v. 98, n. 2, 2025. DOI: 10.4081/jbr.2025.13803. Disponível em: https://www.pagepressjournals.org/jbr/article/view/13803. Acesso em: 21 jun. 2026.