Stuart, G. and Spruston, N. Determinants of voltage attenuation in neocortical pyramidal neuron dendrites. Journal of Neuroscience 18:3501-3510, 1998. The mosinit.hoc file calls the files that reproduce fig 5C of this paper. Cells A, B, and C of Fig 1 are in subdirectories Ri18, Ri21, and Ri22 respectively.