d STB-40 November 1997 t .. Other STBs p dm50 Defining variables and recording their definitions p dm51 Defining and recording variable orderings p dm52 Executing a command on a subset of the data p gr24_1 Easier bar charts: correction p gr25_1 Spike plots for histograms, rootograms, ..: update p ip20 Checking for sufficient memory to add variables p ip21 Storing commands in the keyboard buffer p ip22 Parsing options with embedded parentheses p sbe13_3 Correction to age-specific reference intervals p sbe18 Samp. size calc. for clin. trials with repeated measures p sg73 Table making programs p sg74 Symmetry and marginal homogeneity test p ssa10 Analysis of follow-up studies with Stata 5.0