?:authorAffiliation
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[\'Pain Diagnostics and Interventional Care, Sewickley, Pennsylvania, USA davidprovenzano@hotmail.com.\', \'Advanced Pain Therapy, Hattiesburg, Mississippi, USA.\', \'Pain Diagnostics and Interventional Care, Sewickley, Pennsylvania, USA.\', \'Hand & UpperEx Center, Wexford, Pennsylvania, USA.\']
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