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<http://schema.org/description>
"1. Spanish Flu (1918-1920): The Spanish flu was one of the deadliest pandemics in history, killing an estimated 50 million people worldwide. It was caused by the H1N1 virus and spread rapidly due to the movement of troops during World War I.2. Black Death (1347-1351): The Black Death was a bubonic plague pandemic that killed an estimated 75-200 million people in Europe, Asia, and Africa. It is believed to have originated in China and was spread by fleas on rats.3. HIV/AIDS (1981-present): HIV/AI"
<https://www.patientconnectt.com/post/10-pandemics-in-the-last-800-years>