title: Transesophageal echocardiography microbubbles with prosthetic valves.
mesh_terms: D017548:Echocardiography, Transesophageal; D004618:Embolism, Air / Q000000981:diagnostic imaging* / Q000209:etiology; D006350:Heart Valve Prosthesis / Q000009:adverse effects; D006801:Humans