[Analysis of the changes of spatial ventricular gradient produced by exercise].
D000328:Adult; D000787:Angina Pectoris / Q000503:physiopathology; D003327:Coronary Disease / Q000503:physiopathology; D005080:Exercise Test; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D008875:Middle Aged; D014672:Vectorcardiography / Q000379:methods*