Ventilator associated pneumonia biomarker evaluation (VIBE) study: protocol for a prospective, observational, case cohort study BMJ Open Diagnosing ventilator associated pneumonia (VAP) in UK NHS ICUs: the perceived value and role of a novel optical technology Diagnostic and Prognostic Research Springer Nature Link Ventilator associated pneumonia in adults: a narrative review Intensive Care Medicine Springer Nature Link CAP (Community Acquired Pneumonia), HAP (Hospital Acquired Pneumonia), VAP (Ventilator Associated Pneumonia), and HCAP (Health Care Associated Pneumonia) are types of pneumonia differing by where sumaya Gholami