2Sharma B D, Mittal S, Kasliwal R R, et al. Discrete subvalvular aortu stenosis[J]. J Assoc Physiscians India, 2000, 48(11): 1103-1106.
3Gunnl Auger, Theresa A, Tacy MD, et al. Abnormalities of the Left Ventricular Outflow Tract Associated With Discrete Subaortic Stenosis in Children[J]. JACC, 1997, 30: 255-259.
4Alfred Asante Korang, Robert H, Anderson. Echocardiographic as- sessment of the aortic valve and left ventricular outflow tract [J]. Cardiology in the Young, 2005, 15 (Suppl.1): 27-36.
5Jac K.OH, James B, Seward, A.Jmail Tajik. The Echo Manual.方立刚,朱文玲译,第3版.北京:科学出版社,2009.304-316.
