Al-Taher H, Sutherst J R, Richmond D H, Brown M C
Department of Obstetrics and Gynaecology, University of Liverpool.
Br J Urol. 1987 Jun;59(6):529-32. doi: 10.1111/j.1464-410x.1987.tb04870.x.
Vaginal pressure was measured using balloon catheters in 20 patients and open-ended fluid-filled catheters in another 21. The results showed excellent correlation between vaginal, vesical and rectal pressures in response to changes in abdominal pressure.