d STB-17 dm16. Compact listing of a single variable. d STB insert by d Patrick Royston, Royal Postgraduate Medical School, London; d Peter Sasieni, Imperial Cancer Research Fund, London. d Support: FAX (011)-44-81-740 3119 (Royston) d FAX (011)-44-71-269 3429 (Sasieni) d After installation, see help ^lw^. f dm16/lw.ado f dm16/lw.hlp f dm16/lw_gfmt.ado f dm16/lw_unit.ado