1. Carcinoma of the endometrium co-existing with pregnancy;Karlen;Obstet. Gynecol,1972
2. Metastatic placental tumors: A report of three cases;Smythe;Am. J. Obstet. Gynecol,1976
3. Cancer of the vulva and cancer of the vagina in pregnancy;Collins;Clin. Obstet. Gynecol,1973
4. Surgical Disease in Pregnancy;Barclay,1974
5. Primary carcinoma of the Bartholin's glands. A Review. Report of a case;Dennis;Obstet. Gynecol,1955