Direct pressure measurement in the left atrium, the left ventricle and the aorta.
D001011:Aorta / Q000502:physiology*; D006321:Heart / Q000502:physiology*; D006325:Heart Atria; D006352:Heart Ventricles; D008946:Mitral Valve Stenosis / Q000502:physiology*; D011312:Pressure
AORTA/physiology; HEART/physiology; MITRAL STENOSIS/physiology