Evaluation of diffuse liver steatosis by ultrasound, computed tomography, and magnetic resonance ima
2.2.1. Ultrasound Multiple transverse and longitudinal grayscale images of the abdomen were acquired by ultrasonographers using commercially available equipment (Acuson, Sequoia, Mountain View, CA, USA) with either a 4-MHz (n=41) or an 8-MHz (n=5) vector ...