Patient information series Series 1: How do we breathe and why can we fail to breathe PDF Series 2: Oxygen support systems PDF Series 3: Support of hospitalized patients with severe COVID-19 PDF Series 4: Harms of mechanical ventilation PDF Series 5: Liberation off mechanical ventilation PDF Series 6: Lung inflation therapy PDF Series 7: Prone Position PDF Series 8: Home Ventilators PDF Series 9: Survival chances PDF