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Cheung YC, Lo YF, See LC, Chen SC, Chao TC.Cheung YC, et al. Among authors: chen sc.Ultrasound Med Biol. 2003 Jun;29(6):881-6. doi: 10.1016/s0301-5629(03)00032-2.Ultrasound Med Biol. 2003.PMID: 12837503
Deng CY, Juan YH, Cheung YC, Lin YC, Lo YF, Lin G, Chen SC, Ng SH.Deng CY, et al. Among authors: chen sc.Br J Radiol. 2018 Jun;91(1086):20170605. doi: 10.1259/bjr.20170605. Epub 2018 Feb 27.Br J Radiol. 2018.PMID: 29451413Free PMC article.