d STB-19 gr14. Dotplot: comparative scatterplots. d STB insert by d Peter Sasieni, Imperial Cancer Research Fund, London; d Patrick Royston, Royal Postgraduate Medical School, London. d Support: FAX (011)-44-71-269-3429 (Sasieni) d FAX (011)-44-81-740-3119 (Royston) d After installation, see help ^dotplot^. f gr14/dotplot.ado f gr14/dotplot.hlp