1. Memorandum from a WHO Meeting. Cervical cancer control in developing countries;Nazeer;Bull Wrld Hlth Org,1996
2. Cervical cancer screening programmes: Managerial guidelines;Miller,1992
3. Estimates of the worldwide incidence of 25 major cancers in 1990;Parkin;Int J Cancer,1999
4. The 1988 Bethesda System for Reporting Cervical/Vaginal Cytological Diagnoses
5. Natural history of cervical HPV lesions does not substantiate the biologic relevance of the Bethesda system;Syrjänen;Obstet Gynecol,1992