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3. Cervical smear histories of 500 women with invasive cervical cancer in Yorkshire;Patterson, M.E.L.; Peel, K.R.; Joslin, C.A.F.;Br MedJ,1984
4. The changing pattern of cervical cancer in Northern Ireland 1965-89;Robertson, J.H.; Woodend, B.;Ulst Med J,1992
5. Rapid cervical cytology screening;Baker, A.; Melcher, D.H.;Cytopathology,1991