1. Dysplastic changes in the anal canal epithelium in minor surgical specimens;Fenger, C.; Thue Nielsen, V.;Acta Pathol Microbiol Immunol Scand,1981
2. Natural history of cervical intraepithelial neoplasia;Richart, R.;Clin Obstet Gynecol,1967
3. Cervical intraepithelial neoplasia;Buckley, C.; Butler, E.; Fox, H.;J Clin Pathol,1982
4. Intraepithelial neoplasia in the anal canal. Acta Pathol Microbiol Immunol Scand (Sect A);Fenger, C.; Thue Nielsen, V.,1986
5. Consistency in the histological diagnosis of epithelial abnormalities of the cervix uteri;Cocker, J.; Fox, H.; Langley, F.;J Clin Pathol,1968