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Efficacy of non-surgical interventions for anterior knee pain
Contributors VCO and NH selected the systematic review, interpreted the data and reviewed the drafts. Both authors accepted the final version. Each author's contribution to the paper is according to the International Committee of Medical Journal Editors guidelines for authorship. http://www.icmje.org/ethical_1author.html.
Competing interests None.
Provenance and peer review Not commissioned; internally peer reviewed.
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