1. Cervical cytology: evaluation and management of abnormalities;American College of Obstetricians and Gynecologists;Technical bulletin no. 81,1984
2. Abnormal Papanicolaou smears;Townsend;Am J Obstet Gynecol,1970
3. The abnormal Pap smear—what to do next?;Creasman;Cancer,1981
4. Colposcopic diagnosis of cervical neoplasia;Stafl;Obstet Gynecol,1973
5. Evaluation of abnormal cervical cytology;Ronk;Obstet Gynecol,1977