Robotti, D Activity of Crohn disease: value of Color-Power-Doppler and contrast-enhanced ultrasonography. [electronic resource] - Abdominal imaging - 648-52 p. digital Publication Type: Journal Article ISSN: 0942-8925 Standard No.: 10.1007/s00261-003-0157-0 doi Subjects--Topical Terms: AdultAgedCrohn Disease--diagnostic imagingFemaleHumansImage EnhancementIntestine, Small--diagnostic imagingMaleMiddle AgedPhospholipidsSulfur HexafluorideUltrasonography, Doppler, Color--methods