?:authorAffiliation
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[\'Sengkang General Hospital, 110 Sengkang East Way, 544886, Singapore. Electronic address: evelyn_choongyk@hotmail.com.\', \'Sengkang General Hospital, 110 Sengkang East Way, 544886, Singapore.\', \'Sengkang General Hospital, 110 Sengkang East Way, 544886, Singapore; Singapore Institute of Technology, 10 Dover Drive, 138683, Singapore.\']
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