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Hey HWD, Kumar N, Teo AQA, Tan KA, Kumar N, Liu KG, Wong HK.Hey HWD, et al.Spine J. 2017 Aug;17(8):1134-1140. doi: 10.1016/j.spinee.2017.04.004. Epub 2017 Apr 12.Spine J. 2017.PMID: 28412563
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Hey HWD, Lau BPH, Tan WT.Hey HWD, et al.Eur Spine J. 2018 Jan;27(1):249-250. doi: 10.1007/s00586-017-5378-y. Epub 2017 Nov 17.Eur Spine J. 2018.PMID: 29147796No abstract available.
Tan SHS, Hong CC, Saha S, Hey HWD, Murphy D, Hui JH.Tan SHS, et al.Ann Acad Med Singap. 2021 Mar;50(3):250-254. doi: 10.47102/annals-acadmedsg.2020317.Ann Acad Med Singap. 2021.PMID: 33855321Free article.No abstract available.
Hey HW, Hong CC, Long AS, Hee HT.Hey HW, et al.Eur Spine J. 2013 Jan;22(1):116-22. doi: 10.1007/s00586-012-2486-6. Epub 2012 Aug 25.Eur Spine J. 2013.PMID: 22922801Free PMC article.Clinical Trial.