Guidelines and recommendations for contrast-enhanced Ultrasound (CEUS) in the liver (update 2012)
https://www.thieme-connect.de/products/ejournals/pdf/10.1055/s-0032-1325499 .PDF
EFSUMB
Guidelines for the use of contrast agents (updated 2008)
EFSUMB
Appendix 1 to the guidelines for use of contrast agents in ultrasound
EFSUMB
Appendix 2 to the guidelines for the use of contrast agents in ultrasound
EFSUMB
Guidelines for the use of contrast agents in Ultrasound (January 2004)
URhttp://www.duds.dk/rekommandation/EFSUMB-Guidelines-CEUS.pdf