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R. Lawhern

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Review Open access Aug 2026

Drug Use and Substance Abuse Disorder versus Chronic Pain

A quarter of the US adult population suffers from chronic pain – up to 25 million of them at levels of severity termed “high impact” by US public health agencies. Likewise, 48.5 million Americans (about 18% of the population over 12) have an unrelated but diagnosed substance use disorder, which includes addiction to dr...

R. Lawhern · 0 citations

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