Rosner, S.: Bilateral cervical sympathectomy in essential hypertension (original operation) . J. Nerv. & Ment. Dis., 115: 526, 1952 .
2.
Ingram, W.R. , Ranson, S.W., and Hannet, F.I.: Pupillary dilatation produced by direct stimulation of the tegmentum of the brain stem. Am. J. Physiol. , 98: 687, 1931.
3.
Keller: Autonomic discharges elicited by physiological stimuli in mid-brain preparations . Am. J. Physiol., 100: 576, 1932.
4.
Cushing, H.: Concerning a possible "parasympathetic" center in the diencephalon . Proc. Nat. Acad. Sc., 17: 253, 1931.
