rom time series. Int. J. Bifurcation and Chaos 2:155-165 Parry, W. (1964) Intrinsic Markoff chains . Trans. Amer. Math. Soc. 112:55-66 Paulus, M.P., Bakshi, V.P., Geyer, M.A. (1998) Isolation rearing affects sequential organization of motor behavior in post-pubertal but not pre-pubertal Lister and Spra