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Drug addiction(dependence) is compulsively using a substance, despite its negative and sometimes dangerous effects. Drug abuse is using a drug excessively, or for purposes for which it was not medically intended.A physical dependence on a substanc...
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Disease concept of chemical dependency is the concept that a disorder(such as chemical dependency) is like.a disease and has a characteristic set of signs, symptoms, and natural history(clinical course, or outcome).The disease concept has long bee...
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