Medicine
Pneumonia
Methicillin-resistant Staphylococcus aureus
Ventilator-associated pneumonia
Cohort study
Epidemiology
Prospective cohort study
Internal medicine
Intensive care
Cohort
Staphylococcus aureus
Observational study
Mortality rate
Staphylococcal infections
Intensive care medicine
Biology
Bacteria
Genetics
