Real-time tissue elastography (RTE) for noninvasive evaluation of fibrosis in liver diseases in children in comparison to liver biopsy - Schenk, Jens-Peter; Selmi, Buket; Flechtenmacher, Christa; Sakka, Saroa el; Teufel-Schäfer, Ulrike; Engelmann, Guido (Journal of medical ultrasonics, 2014)