Contrast-Enhanced Ultrasonography for the Detection of Joint Vascularity in Arthritis – Subjective Grading Versus Computer-Aided Objective Quantification - Klauser, A. S.; Franz, M.; Bellmann Weiler, R.; Gruber, J.; Hartig, F.; Mur, E.; Wick, M. C.; Jaschke, W. (Ultraschall in der Medizin - European Journal of Ultrasound, 2011)