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Chia CS, Ong WS, Li XJ, Soong YL, Chong FT, Tan HK, Soo KC, Qian CN, Teh BT, Iyer NG.Chia CS, et al. Among authors: iyer ng.Head Neck. 2016 Jan;38(1):21-8. doi: 10.1002/hed.23841. Epub 2015 Jan 27.Head Neck. 2016.PMID: 24995621