Medicine
Carbapenem-resistant enterobacteriaceae
Sepsis
Gestational age
Neonatal intensive care unit
Carbapenem
Neonatal sepsis
Antibiotics
Retrospective cohort study
Internal medicine
Pediatrics
Intensive care unit
Enterobacteriaceae
Microbiology
Pregnancy
Biology
Escherichia coli
Biochemistry
Genetics
Gene
