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имеющие опыт употребления наркотиков stresses
med.	people who use illegal drugs (буклет "Nothing About Us Without Us" – по СПИДУ и ВИЧ (Greater, Meaningful Involvement of People Who Use Illegal Drugs: A Public Health, Ethical, and Human Rights Imperative) Мария100)
иметь опыт употребления наркотиков
sl., drug.	with a history of previous drug use (Yakov F.)