Three cardiology cases: playing the percentages.
D003327:Coronary Disease / Q000175:diagnosis*; D004562:Electrocardiography; D005080:Exercise Test; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D008945:Mitral Valve Prolapse / Q000175:diagnosis; D010146:Pain; D012306:Risk; D013909:Thorax