Modesto Karen M, Rainbird Andrew, Klarich Kyle W, Mahoney Douglas W, Chandrasekaran Krishnaswamy, Pellikka Patricia A
Division of Cardiovascular Diseases, Mayo Clinic, Rochester, Minnesota 55905, USA.
Am J Cardiol. 2003 May 15;91(10):1245-8. doi: 10.1016/s0002-9149(03)00275-3.