1. Mortality from cancer of the cervix uteri in British Columbia and other parts of Canada;Ahluwalia;Brit. J. Prev. Soc. Med.,1968
2. Failure of cervical cytology?;Lees;Lancet,1969
3. The changing incidence of cervical carcinoma;Ruch;Amer. J. Obstet. Gynecol,1964
4. The changing patterns of cervix cancer;Christopherson;CA,1971
5. The pre-symptomatic diagnosis of cancer with special reference to cervical cancer;Dunn,1966