A modification of the so called Wells' formula.
D004562:Electrocardiography; D005260:Female; D006326:Heart Auscultation; D006801:Humans; D007702:Kinetocardiography; D008297:Male; D008433:Mathematics; D008944:Mitral Valve Insufficiency / Q000175:diagnosis*; D008946:Mitral Valve Stenosis / Q000175:diagnosis*; D008962:Models, Theoretical; D010701:Phonocardiography