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Chan LY, Wong SF, Yu VS.Chan LY, et al.Aust N Z J Obstet Gynaecol. 2000 May;40(2):224-5. doi: 10.1111/j.1479-828x.2000.tb01155.x.Aust N Z J Obstet Gynaecol. 2000.PMID: 10925918No abstract available.