Kang HJ, Lee JM, Yoon JH, Lee K, et al. Contrast-enhanced US with Sulfur Hexafluoride and Perfluorobutane for the Diagnosis of Hepatocellular Carcinoma in Individuals with High Risk. Radiology 2020 Aug 25:209017. doi: 10.1148/radiol.2020209017.
PMID: 32840467