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Weston GC, Ponnampalam A, Vollenhoven BJ, Healy DL, Rogers PA.Weston GC, et al. Among authors: vollenhoven bj.Aust N Z J Obstet Gynaecol. 2003 Aug;43(4):264-72. doi: 10.1046/j.0004-8666.2003.00085.x.Aust N Z J Obstet Gynaecol. 2003.PMID: 14714710Review.