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Open-Access Journal
Review
Alberto Grassi, James R Bailey, Cecilia Signorelli, Giuseppe Carbone, Andy Tchonang Wakam, Gian Andrea Lucidi, Stefano Zaffagnini 
World J Orthop 7(10):638-649. Published online Oct 18, 2016. doi: 10.5312/wjo.v7.i10.638
Minireviews
Youichi Yasui, Charles P Hannon, Eoghan Hurley, John G Kennedy 
World J Orthop 7(10):657-663. Published online Oct 18, 2016. doi: 10.5312/wjo.v7.i10.657
Retrospective Cohort Study
Retrospective Study
Observational Study
Randomized Controlled Trial
Herwig Drobetz, Lidia Koval, Patrick Weninger, Ruth Luscombe, Paula Jeffries, Stefan Ehrendorfer, Clare Heal 
World J Orthop 7(10):687-694. Published online Oct 18, 2016. doi: 10.5312/wjo.v7.i10.687
Case Report