d STB-45 sg84_1. Concordance correlation coefficient, revisited. d STB insert by d Thomas J. Steichen, RJRJ; d Nicholas J. Cox, University of Durham, UK. d Support: steicht@@rjrt.com and n.j.cox@@durham.ac.uk d After installation, see help ^concord^. f sg84_1/concord.ado f sg84_1/concord.hlp f sg84_1/bland.dta