{"id":"W1993630998","doi":"10.1016/j.echo.2009.07.013","title":"Recommendations for Evaluation of Prosthetic Valves With Echocardiography and Doppler Ultrasound","year":2009,"lang":"en","type":"article","venue":"Journal of the American Society of Echocardiography","topic":"Cardiac Valve Diseases and Treatments","field":"Medicine","cited_by":1257,"is_retracted":false,"has_abstract":false,"ca_institutions":"Toronto General Hospital; Centre hospitalier de l'Université Laval; St. Thomas Hospital","funders":"National Institutes of Health","keywords":"Medicine; Doppler ultrasound; Doppler effect; Cardiology; Doppler echocardiography; Ultrasound; Radiology; Internal medicine","routes":{"ca_aff":true,"ca_fund":false,"ca_venue":false,"about_ca":false,"invisible_to_affiliation_only":false},"retraction":null,"screen":null,"machine_scores":{"provisional":true,"baseline":true,"maturity_gate_passed":false,"score_opus":0.02121116479024221,"score_gpt":0.3463216025920173,"score_spread":0.3251104378017751,"validation_status":"score_only:v0-immature-baseline","note":"Baseline scores from an immature model (maturity gate not passed). Scores rank; they never assert a category."}}