Oral Rehabil.25:386-94 Morse, M. (1921) A one-to-one representation of geodesics on a surface of negative curvature. Amer. J. Math. 43:33-51 Morse, M. Hedlund, G.A. (1938) Symbolic dynamics. Amer. J. Math. 60:815-866. 276 HOUSE_OVERSIGHT_013776 Moruzzi, G. (1960) Synchronizing influences of the brain ste