Nosocomial Infection: What Is It, Causes, Prevention, and More Osmosis On this World Pneumonia Day, we shine a light on Ventilator Associated Pneumonia (VAP), a critical concern in intensive care units. Understanding the risks and causes of VAP is essential for improving Guideline for the diagnosis, prevention and treatment of paediatric ventilator associated pneumonia Main endogenous and exogenous risk factors for VAP. Download Scientific Diagram