title: Q fever endocarditis of porcine xenograft valves.
mesh_terms: D000328:Adult; D001021:Aortic Valve; D001705:Bioprosthesis; D004452:Echocardiography; D004697:Endocarditis, Bacterial / Q000175:diagnosis / Q000209:etiology*; D005260:Female; D006350:Heart Valve Prosthesis; D006801:Humans; D008943:Mitral Valve; D011778:Q Fever / Q000175:diagnosis*