Guidelines and good clinical practice recommendations for Contrast Enhanced Ultrasound (CEUS) in the liver – update 2012: A WFUMB-EFSUMB initiative in cooperation with representatives of AFSUMB, AIUM, ASUM, FLAUS and ICUS - Claudon, M; Dietrich, CF; Choi, BI; Cosgrove, DO; Kudo, M; Nolsoe, CP; Piscaglia, F (Ultrasound Med Biol, 2013)
et al.