1. From the Medical UltraSound Imaging Center (MUSIC), Department of Medical Imaging, Radboud Institute for Health Sciences (G.W., J.M.T., H.K., C.L.d.K.), and Department of Gastroenterology and Hepatology (I.D.M., J.P.H.D., E.T.T.L.T.), Radboud University Medical Center, Geert Grootepleinzuid 10, Nijmegen 6500 HB, the Netherlands.