Anal colposcopy and the diagnosis of anal intraepithelial neoplasia in high-risk gynecologic patients
J. H. Scholefield, O. A. Ogunbiyi, J. H.F. Smith, K. Rogers, F. Sharp
International Journal of Gynecologic Cancer Feb 1994, 4 (2) 119-126; DOI: 10.1046/j.1525-1438.1994.04020119.x
