| First Time Use - Overall Trends & Drugs Which Trend Toward Younger Initiation | |
|---|---|
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| First Time Use - Age Trends For Hallucinogens | |
|---|---|
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| First Time Use - Age Trends For CNS Stimulants | |
|---|---|
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| First Time Use - Age Trends For CNS Depressants & Opiates | |
|---|---|
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 |
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Source: National Survey on Drug Use and Health