Coronavirus crisis: Here's why San Francisco officials are giving homeless alcohol, tobacco - ABC7 San Francisco
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Hashish - Wikipedia
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Shisha addiction may be stronger than cigarette addiction
Spice/ K2, Synthetic Marijuana
European Drug Report 2019 directly contrasts US drug crisis, tells a story of relative calm | Science| In-depth reporting on science and technology | DW | 06.06.2019
What Is Salvia? Use, Effects, Risks, and More
The 5 most addictive drugs in the world | The Independent | The Independent