4Confortini M,Bulgaresi P,Cariiaggi M. Conventional and liquid based cytologry pap semears:preliminary result in the screening program of florence[J].Tumori,2002.288.
8Tarwriey IF. Perceptions and barriers to cancer screening in a rural district of Mutoko,Mashona land east province, Zimbabwe[J]. Cent Afr J Med,2005,51:120.