Samarasekera, D.N.; Wright, Y.; Lowndes, R.H.; Stanley, K.P.; Preston, P.; Speakman, C.T.
(2008)
BACKGROUND: Anal pressure vectography is an anorectal physiology study that
evaluates the radial pressures in the anal canal from which a symmetry index that
indicates the anatomical integrity of the anal sphincter can ...