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Lidocaine patch (5%) is no more potent than placebo in treating chronic back pain when tested in a randomised double blind placebo controlled brain imaging study

Javeria A Hashmi, Marwan N Baliki, Lejian Huang, Elle L Parks, Mona L Chanda, Thomas Schnitzer and A Vania Apkarian*

Molecular Pain 2012, 8:29  doi:10.1186/1744-8069-8-29

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