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Open-Access Journal
Opinion Review
Marlon Meredith Mencia, Raakesh Goalan 
World J Orthop 12(3):94-101. Published online Mar 18, 2021. doi: 10.5312/wjo.v12.i3.94
Minireviews
Charles Philip Gabel, Bernard Guy, Hamid Reza Mokhtarinia, Markus Melloh 
World J Orthop 12(3):102-118. Published online Mar 18, 2021. doi: 10.5312/wjo.v12.i3.102
Christof Ernst Berberich, Jérôme Josse, Frédéric Laurent, Tristan Ferry 
World J Orthop 12(3):119-128. Published online Mar 18, 2021. doi: 10.5312/wjo.v12.i3.119
Luigi Tarallo, Gian Mario Micheloni, Michele Mazzi, Arturo Rebeccato, Michele Novi, Fabio Catani 
World J Orthop 12(3):129-139. Published online Mar 18, 2021. doi: 10.5312/wjo.v12.i3.129
Retrospective Study
Prospective Study
Jurek Rafal Tomasz Pietrzak, Zia Maharaj, Magdalena Erasmus, Nkhodiseni Sikhauli, Josip Nenad Cakic, Lipalo Mokete 
World J Orthop 12(3):152-168. Published online Mar 18, 2021. doi: 10.5312/wjo.v12.i3.152
Scientometrics
Ciaran Brennan, Maritz Laubscher, Sithombo Maqungo, Simon Matthew Graham 
World J Orthop 12(3):169-177. Published online Mar 18, 2021. doi: 10.5312/wjo.v12.i3.169
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