1. The urethra and its relationship to urinary tract infection: the flora of the normal female urethra;Cox;Southern Medical Journal,1966
2. The role of urethral mucus in the bladder defense mechanism;Hutch;Journal of Urology,1970
3. Role of mid-urethral high pressure zone in spontaneous bacterial ascent;Mayo;Journal of Urology,1973
4. The bacterial content of the female urethra in pregnancy;Mortimer;Journal of Obstetrics und Gynaecology of the British Commonwealth,1967
5. Recurrent urinary infections in adult women. The role of introital enterobacteria;Stamey;California Medicine,1971