Herring KM, Richie DH (1990). "Friction blisters and sock fiber composition. A double-blind study". J Am Podiatr Med Assoc. 80 (2): 63–71. doi:10.7547/87507315-80-2-63. PMID2304016.
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pubmed.ncbi.nlm.nih.gov
Herring KM, Richie DH (1990). "Friction blisters and sock fiber composition. A double-blind study". J Am Podiatr Med Assoc. 80 (2): 63–71. doi:10.7547/87507315-80-2-63. PMID2304016.