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Armstrong DG, Lavery LA, Wunderlich RP, Boulton AJ.Armstrong DG, et al. Among authors: wunderlich rp.J Am Podiatr Med Assoc. 2003 Nov-Dec;93(6):443-7. doi: 10.7547/87507315-93-6-443.J Am Podiatr Med Assoc. 2003.PMID: 14623988