Increased enhancement of the liver adjacent to the gallbladder seen with contrast ultrasound: comparison between acute cholecystitis and non-cholecystitis. - Ryousuke Kawai; Jiro Hata; Noriaki Manabe; Hiroshi Imamura; Ai Iida; Nobuko Koyama; Hiroaki Kusunoki (BMC Medical Imaging, 2016)