%0 Journal Article %T The Role of US Contrast Agents in US-Guided Biopsy of Focal Liver Lesions: A Pictorial Review %A Christian Pallson Nolsoe %A Torben Lorentzen %J Archive of "Ultrasound International Open". %D 2019 %R 10.1055/a-0770-4237 %K contrast agents %K ultrasound %K biopsy %K tumor %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6251788/