1. Malignancy of the female urethra;McCrea;Urological Survey,1952
2. Annual Average Cancer Incidence Rates, Female, by Age and Sites. New York State Exclusive of New York City—1949-1950; New York State Department of Health.
3. Carcinoma of the urethra in the female;Seng;Canad. M. A. J.,1948
4. Essential Urology;Colby,1953
5. The female urethra. A. histological study as an aid in urethral surgery;Ricci;Am. J. Surg.,1950