Griffiths, D.J.

bladder pressure contraction force length parameter detrusor measurement value signal record strip muscle isometric sample urethral number study voiding rest length stimulation patient function method flow rate contractility micturition pressure-flow table velocity volume isometric force detrusor pressure integer group error change string resistance fraction mastrigt result relation experiment detrusor contraction isometric contractions obstruction urodynamic curve pressure-flow studies strength difference urethral resistance property correlation index speed catheter griffith x i m contractility parameters urine response urethra contraction velocity contraction strength urethral resistance relation field pattern increase fluid phase series contractile section point preparation n t r pressure-flow study delay