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Open-Access Journal
Review
Vidyadhar V Upasani, Pamela Deaver Ketwaroo, Judy A Estroff, Benjamin C Warf, John B Emans, Michael P Glotzbecker 
World J Orthop 7(7):406-417. Published online Jul 18, 2016. doi: 10.5312/wjo.v7.i7.406
Basic Study
Susanne Rein, Uwe Hanisch, Hans-Eberhard Schaller, Hans Zwipp, Stefan Rammelt, Stefan Weindel 
World J Orthop 7(7):418-425. Published online Jul 18, 2016. doi: 10.5312/wjo.v7.i7.418
Case Control Study
Retrospective Cohort Study
Retrospective Study
Case Report
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