Kimmelstiel Carey D, Maron Barry J
Hypertrophic Cardiomyopathy Center and Cardiac Catheterization Laboratory, Division of Cardiology, Tufts-New England Medical Center, Boston, Mass 02111-5913, USA.
Circulation. 2004 Feb 3;109(4):452-6. doi: 10.1161/01.CIR.0000114144.40315.C0.