The pandemic of 1918-20-commonly known as the Spanish flu-infected over a quarter of the world's population and killed over fifty million people. It is by far the greatest humanitarian disaster caused by an infectious disease in modern history. Epidemiologists and health scientists often draw on...

The Great Influenza Pandemic of 1918-20-commonly known as the Spanish flu- infected over a quarter of the world's population and killed over 50 million people. It is by far the greatest humanitarian disaster caused by infectious disease in modern history. Epidemiologists and health scientists...