1. The Papanicolaou test for cervical cancer detection: a triumph and tragedy;Koss;JAMA.,1989
2. The validation of cervical cytology: sensitivity, specificity, and predictive values;Soost;Acta Cytol.,1991
3. Common problems in Papanicolaou smear interpretation;Demay;Arch Pathol Lab Med.,1997
4. Quality and liability issues with the Papanicolaou smear: the problem of definition of errors and false-negative smears;Davey;Arch Pathol Lab Med.,1997