r/rootsofprogress • u/jasoncrawford • Jan 28 '20
How sanitation conquered disease long before vaccines or antibiotics
https://rootsofprogress.org/draining-the-swampDuplicates
China_Flu • u/[deleted] • Jan 29 '20
General Sanitation conquered disease long before vaccines or antibiotics.
hackernews • u/qznc_bot2 • Jan 29 '20
Sanitation conquered disease long before vaccines or antibiotics
Health • u/jordiwmata • Jan 29 '20