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drug addiction and drug abuse

(Encyclopedia) drug addiction and drug abuse, chronic or habitual use of any chemical substance to alter states of body or mind for other than medically warranted purposes. Traditional definitions of…

United States

(Encyclopedia) CE5 CE5 CE5 United States, officially United States of America, republic (2015 est. pop. 319,929,000), 3,539,227 sq mi (9,166,598 sq km), North America. The United States is the…