1. Malignant anal lesions of epithelial origin;Buie;Journal Lancet,1933
2. Epidermoid cancer of the anus and rectum;Cattell;Arch. Surg.,1943
3. Squamous-cell carcinoma of anus and anal cancer;Gabriel,1941
4. Squamous-celled carcinoma of the anal and rectal regions;Kerr;Texas State J. Med.,1940
5. Squamous cell carcinoma of the anus and rectum;Keyes;S. Clin. North America,1944