Real-Time Contrast-Enhanced Ultrasound – a New Simple Tool for Detection of Peritoneal-Pleural Communications in Hepatic Hydrothorax - Foschi, F G; Piscaglia, F; Pompili, M; Corbelli, C; Marano, G; Righini, R; Alvisi, V; Gasbarrini, G; Bolondi, L; Bernardi, M; Stefanini, G F (Ultraschall in der Medizin - European Journal of Ultrasound, 2008)