Dr. Donald Henderson, eradicator of smallpox (Inglesby, Nuzzo, O'Toole) wrote this key paragraph in 2006 publication below: "There are no historical observations or scientific studies that support the

confinement by quarantine of groups of possibly infected people for extended periods in order to slow the spread of influenza; “forced isolation and quarantine are ineffective and impractical.”

https://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.552.1109&rep=rep1&type=pdf

Henderson:

‘The negative consequences of large-scale quarantine are so extreme (forced confinement of sick people with the well; complete restriction of movement of large populations; difficulty in getting critical supplies, medicines, and food to people inside the quarantine zone) that this mitigation measure should be eliminated from serious consideration.’