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Luk IS, Ho J, Wong WM, Yuen ST, Luk CT, Cho CH.Luk IS, et al. Among authors: yuen st.Digestion. 1994;55(6):399-404. doi: 10.1159/000201172.Digestion. 1994.PMID: 7535712
Ng IO, Luk IS, Yuen ST, Lau PW, Pritchett CJ, Ng M, Poon GP, Ho J.Ng IO, et al. Among authors: yuen st.Cancer. 1993 Mar 15;71(6):1972-6. doi: 10.1002/1097-0142(19930315)71:6<1972::aid-cncr2820710608>3.0.co;2-v.Cancer. 1993.PMID: 8443747
Wong MP, Chung LP, Yuen ST, Leung SY, Chan SY, Wang E, Fu KH.Wong MP, et al. Among authors: yuen st.J Pathol. 1995 Nov;177(3):233-40. doi: 10.1002/path.1711770304.J Pathol. 1995.PMID: 8551384