TY - GEN AU - Norris,J E AU - Lippincott,D AU - Wurster,R D TI - Responses of canine endocardium to stimulation of the upper thoracic roots SN - 0002-9513 PY - 1978///0218 KW - Animals KW - Dogs KW - Electric Stimulation KW - Endocardium KW - innervation KW - Heart Rate KW - Heart Septum KW - Heart Ventricles KW - Myocardial Contraction KW - Papillary Muscles KW - Sympathetic Nervous System KW - physiology N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S UR - https://doi.org/10.1152/ajpheart.1977.233.6.H655 ER -