?:authorAffiliation
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[\'Department of Orthopaedic Surgery, University Spine Centre, National University Hospital, National University Health System, 1E Kent Ridge Road, Singapore, 119228, Singapore. Gabriel_LIU@nuhs.edu.sg.\', \'Department of Orthopaedic Surgery, University Spine Centre, National University Hospital, National University Health System, 1E Kent Ridge Road, Singapore, 119228, Singapore.\']
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