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Siu LK, Lo JY, Cheng WL, Ho PL, Ng WS, Chau PY.Siu LK, et al. Among authors: chau py.APMIS. 1999 Jul;107(7):703-8. doi: 10.1111/j.1699-0463.1999.tb01464.x.APMIS. 1999.PMID: 10440070