Cooper, K., Herrington, C. S., Graham, A. K., Evans, M. F., & McGee, J. O. (1991). In situ evidence for HPV 16, 18, 33 integration in cervical squamous cell cancer in Britain and South Africa.

Cooper, K., C S. Herrington, A K. Graham, M F. Evans, und J O. McGee. In Situ Evidence for HPV 16, 18, 33 Integration in Cervical Squamous Cell Cancer in Britain and South Africa. 1991.

Cooper, K., et al. In Situ Evidence for HPV 16, 18, 33 Integration in Cervical Squamous Cell Cancer in Britain and South Africa. 1991.