wastewater based epidemiology
What Drugs Are Most Popular Globally? Scientists Screened Sewage for Years to Find Out
Scientists monitored human waste from 60 million people in 37 countries to discover how the world gets high.
China is Using Mass Pee and Poo Surveillance to Police Illegal Drug Use
Police in dozens of Chinese cities are sifting through human waste to track narcotics rings and drug programs.
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