RT Journal Article SR Electronic T1 Cortical control of the heart JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP S27 OP S29 VO 74 IS 2 suppl 1 A1 Penn, Marc S. A1 Young, James B. A1 Hahn, Joseph F. A1 Oppenheimer, Stephen YR 2007 UL http://www.ccjm.org/content/74/2_suppl_1/S27.abstract AB