No abstract available
Keywords:
Ching; drug; ethylphenidate; injecting; psychosis; stimulant.
MeSH terms
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Brain / drug effects*
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Central Nervous System Stimulants / pharmacology*
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Humans
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Methylphenidate / analogs & derivatives*
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Methylphenidate / pharmacology
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Time
Substances
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Central Nervous System Stimulants
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Methylphenidate
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ethylphenidate