Iriki M, Kozawa E
Experientia. 1976 Oct 15;32(10):1293-4. doi: 10.1007/BF01953101.
Vagal activity decreased significantly during spinal cord warming and increased significantly during spinal cord cooling in anesthetized, immobilized rabbits. The results provide the first direct proff of changes in parsympathetic activity during spinal thermal stimulation.