Changes in shear wave speed pre- and post-induction of labor: a feasibility study. - Carlson LC; Romero ST; Palmeri ML; Muñoz Del Rio A; Esplin SM; Rotemberg VM; Hall TJ; Feltovich H (Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology, 2015)