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All participants provided informed consent to participate. For participants under 16\u00a0years of age, consent was additionally obtained from their legal guardians.","order":1,"name":"Ethics","label":"Ethics Approval and Consent to Participate","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"All participants provided informed for their data to be published. For participants under 16\u00a0years of age, consent was additionally obtained from their legal guardians. All identifiable individuals shown in the supplementary material consented for their images to be published.","order":2,"name":"Ethics","label":"Consent for Publication","group":{"name":"EthicsHeading","label":"Declarations"}},{"value":"KHL and APN serve as speakers for the Running Clinic\u2122, a continuing education organisation that translates scientific evidence for healthcare professionals and the public. This organisation had no direct involvement in any aspect of the present study. MG is an author and employee of Salomon SAS. Salomon SAS supplied all footwear used in the research, but did not participate in data collection, processing, or formal analyses. MG contributed to conceptualisation, methodology, resources, and manuscript writing\/editing. No additional external funding was received for this study. All of the authors declare that they have no relevant financial or non-financial competing interests.","order":3,"name":"Ethics","label":"Competing Interests","group":{"name":"EthicsHeading","label":"Declarations"}}],"article-number":"117"}}