?:authorAffiliation
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[\'Department of Otolaryngology-Head and Neck Surgery, National University Hospital, Singapore, Singapore. kwpang1@gmail.com.\', \'Department of Otolaryngology-Head and Neck Surgery, National University Hospital, Singapore, Singapore.\', \'Department of Otolaryngology-Head & Neck Surgery, Ng Teng Fong General Hospital, Singapore, Singapore.\']
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