Secrets of Influenza

Does Influenza even spread between humans? Dr Sam looks into the scientific evidence behind Influenza transmission. #influenzatransmission #flutransmission References: 1. Reassessing the Global Mortality Burden of the 1918 Influenza Pandemic:  2. World population estimates:  3. Virus Mania - 3rd Edition 4. Pale Rider: The Spanish Flu of 1918 and How It Changed the World:   5. Experiments Upon Volunteers to Determine the Cause and Mode of Spread of Influenza, Boston, November and December, 1918:  6. Flu - Gina Kolata:  7. Influenza - Wikipedia: #Transmission 8. Influenza virus-related critical illn